My Demon Professors Are All Gorgeous Girls
Chapter 90: Letters to the Future

Chapter 90: Letters to the Future

The dawn light spilled across the courtyard like molten gold. After last night’s celebration, the courtyard felt more like a garden than an academy—beds of frost lilies bloomed in the gentle warmth of new enchantments, and laughter drifted from classrooms as students greeted the day. I walked among them, cloaked in the new crown of thin ice and crimson light, feeling its weight settle comfortably on my head. Even Valmira’s stones of the Codex seemed to pulse with anticipation as I passed. Everything felt alive, as though the world had exhaled a long-held breath.

Our five professors, my partners in forging this new era, gathered by the central fountain. Each of them had written a letter to the future—words meant to guide generations yet unborn, in case the treaties failed or the magic faltered. Today was the day we would place those letters into the Archive Vault, sealing our hopes, warnings, and laughter beneath the Academy’s foundations.

Lilith’s ashes had been scattered here, beneath the fountain’s basin. I knelt and pressed my hand to the ice-rimmed stone, feeling her warmth linger like a familiar pulse. She had told me that memory was more than magic; it was a living thing that grew when shared. So I spoke to the silence.

"Thank you for giving us a spark," I said. "We vow to tend this flame, no matter how cold the world grows."

A soft breeze ruffled the frost petals around the fountain. I stood and joined the others.

Valmira held her letter in both hands, quill still balanced on her fingertips. Yuria adjusted her cloak, her golden hair braided with copper threads. Zephira’s scarred hands flexed over a stack of parchments, and Astraea rested her hand on the hilt of Eclipse, her ice-forged sword. Seraphina watched with a gentle smile, fingers trailing along the underside of her frost dress.

I stepped forward, raising my voice so that even those practicing spells at the edges of the courtyard could hear.

"Today we lay down more than words. We lay down a promise. To each other, to our students, and to anyone who walks these halls after us. These letters are not mere ink and paper. They are seeds of future hope."

Astraea stepped up first, her silver-blue eyes focused and steady. She unfolded her letter, the parchment quivering in her fingers like a single note of music waiting to be played.

Letter from Astraea

"To those who come after me,I was born into frost and bound by duty. For years I believed that strength lay in unyielding ice. But I learned that true strength is forged by bending without breaking, by guiding rather than ruling.If you hold this letter, know that the Frostbound Houses were once divided by pride. We built walls of solitude, thinking only of our own survival. I chose to melt those walls, not to abandon my people, but to bind our hearts together.I hope you remember that power is only as meaningful as the compassion that shapes it. Let unity, not fear, guide your decisions. Let empathy be the lens through which you see the world.And if you must wield ice, do so to protect the vulnerable. If you must sharpen your blade, do so to carve a path toward understanding.May your heart remain unwavering even when the world feels like it’s slipping into darkness. Grow, not just as a warrior, but as a steward of hope.Yours in ice and light,Astraea Vel’Tharion"

Her voice trembled the moment she finished, but her chin remained lifted, refusing to let doubt fracture her resolve. I stepped up next, reaching beside the fountain to retrieve my own letter.

My fingers brushed the melted crown of her legacy, the metal still tinged with a frost-cold pulse. I tipped my head to the assembled professors and students before leading into my own words.

Letter from Kazuki Ren

"To whoever reads this:I have walked through fire and returned with embers in my chest. I have known love that burned like a thousand suns, and loss that felt as cold as deep winter. Through it all, I have learned that choice is the greatest magic we wield. It binds worlds, reshapes realities, and kindles hope in the darkest night.If you are writing these words a century from now, know that you stand on the foundations laid by countless imperfections. We did not save the world perfectly, but we saved it by choosing to try.When the Frostbound Houses and the Academy of Ruin joined hands, we forged a bond brighter than any star. We learned that frost and flame, once sworn enemies, could dance together and create something stronger than either alone.I hope that you remember this: not all wars are won with swords, and not all treaties are sealed with blood. Some are sealed with trust, with the willingness to stand beside another person when fear threatens to consume you.So if you find this letter, I urge you to continue our work. Build bridges of understanding, not walls of prejudice. Defend the innocent without losing your humanity. Cherish the spark of hope, for it is the light that guides us out of darkness.And finally, remember Lilith. She was the spark that set this all in motion. She sacrificed herself to protect us from the darkness of prophecy. But her light lives on in every treaty you read, every lesson you learn, and every ember you keep aflame in your heart.Yours by choice,Kazuki Ren — Architect of Flames and Futures"

I closed the scroll and felt the weight of its promise settle around me. Valmira stepped forward, smoothing her robes, and recited her letter without hesitation.

Letter from Valmira Nocturne

"To the successor who holds these words:I have spent my life weighing the cost of knowledge. I have flirted with darkness, with impossible power that could rewrite reality itself. But I learned that true wisdom lies not in knowing everything, but in understanding when to speak and when to listen.If you wield magic, wield it with caution. Do not let runes become shackles that bind your mind. Let them be maps that guide you toward compassion.You will carry uncertainties and regrets. That is the weight of those who seek truth. Do not be afraid to bear it, but never let it define you.And if you find the Codex blank, remember: words are only anchors if you tether them to purpose. Write your own story, but write it with kindness. Above all, never stop asking questions, but know that some answers lie not in ink, but in the hearts of your friends.Yours in ink and eternity,Valmira Nocturne"

Yuria’s letter followed—a short, electrifying manifesto that crackled with energy.

Letter from Yuria Blitzfang

"To the fearless soul who reads this,You will face storms—literal and metaphorical—that threaten to shred your spirit. When lightning burns around you and the world turns to chaos, remember this: every bolt is a reminder that energy exists to transform.Run toward your fears, not away from them. Strike with kindness as well as power. Let your heart beat to the thunder, but let your spirit soar like a soaring storm eagle.And laugh—laugh in the face of despair. Laughter is defiance. Laughter is hope. Laughter is the spark that ignites a world.Yours in thunder and defiance,Yuria Blitzfang"

Finally, Zephira’s letter was a tactical marvel, mapping not only battle strategy but moral code.

Letter from Zephira Nova

"To the warrior who stands where I once stood:Strength is not only measured by the sharpness of your blade or the speed of your strike. It is measured by the courage to stand when your knees tremble, by the will to protect even when your heart falters.Forge alliances, but never sacrifice your integrity. A true soldier stands between the innocent and the storm—never on either side.You will face enemies of flesh and nightmare. Confront them with clarity and compassion. Each foe you defeat in battle may still be your brother in suffering. Show mercy when you can, but strike true when you must.This world is wrought from conflict and compromise. Let your blade carve a path of justice, and let your soul guard against the darkness within.Yours in steel and honor,Zephira Nova"

The letters were complete. We carried them to the vault, where a circle of etched ice around the entrance served as a seal. I read the inscription aloud:

"In memory of ashes, in hope of embers."

One by one, I placed each scroll inside a hollow space carved into the vault’s inner wall. The moment Valmira slid the final letter into place, the vault sealed itself with a hiss of magic and the ice circle glowed for an instant before dimming. The doors closed, muffling the crackle of frozen wards.

I felt the weight of history settle around me, thick as winter fog. Fifty years from now, a student might break these seals to glimpse our hopes and warnings. I imagined that student: eager eyes tracing my words, searching for guidance in uncertain times.

I turned to see Seraphina, her breath forming small clouds in the cold air. "Do you ever wonder if we’re writing letters to ghosts?" she asked, voice soft.

I looked out across the courtyard, where frostflowers glittered like a million stars. "Maybe," I said, "but even ghosts need words. And maybe someone reading our letters will lift a sentence from the ashes and make it a spark."

She nodded, closing her eyes as if committing every detail to memory. "I hope so," she whispered.

I put my hand on her shoulder. "We gave them a choice. Now it is up to them."

Ice and Flame in Harmony

That evening, the first true frost of spring settled across the courtyard, even as the flame-lilies bloomed in radiant petals of red and gold. The students gathered around the brazier at the garden’s edge, old and new alike, to celebrate our future, unbound by prophecy or fear.

Astraea replayed the story of the melted crown, teaching children how ice could become fire and fire could become ice, each shape reshaped by intention. Valmira led groups in memorizing ancient runes—not for power alone, but for storytelling. Yuria transformed the lightning from the sky into a dazzling display, weaving arcs of electric blue into patterns that made the children’s eyes glow. Zephira offered sparring matches—safe, controlled bouts where young warriors learned not to kill but to protect. Seraphina recited poetry about unity and change, her ice-infused voice carrying further than any chanting ever had.

I stood at the fountain, watching it all, feeling Lilith’s warmth pulsate against my chest. I raised my hand, feeling a flutter in my palm. It was as though her promise was alive, dancing on the breeze that brushed my skin.

A young student approached, a girl of no more than nine, her bright eyes wide. "Architect Ren," she said, "will you teach me how to make magic bloom again?"

Her question struck me like a thunderbolt. I knelt, pulling her close. "Magic is not just in runes or spells," I said. "Magic is in hope. It blooms when you choose to believe, when you choose to act with kindness."

She absorbed that, nodding, and scampered away to join her friends. I rose and turned to Seraphina. "Magic lives because we let it."

She smiled, reaching for my hand. "And that magic will live in those letters, in every heart we’ve touched."

The courtyard glowed with lanterns of ice and flame, the frost-lilies’ petals glowing underfoot. The first stars sparkled overhead, a reminder that even in the void, light finds a way.

I raised my gaze to the sky, imagining Lilith among the constellations, a golden ember suspended forever in the firmament. I whispered into the night, "We will not fail you."

And below, the world exhaled, warmed by the from the embers of our shared promise.