DxD: Milking System

A single soul floating in the endless void met a girl who called herself Lady Luna.

She offered him a new life in exchange of telling her an interesting story of his adventure.

The soul is reincarnated into a strange world as the twin brother of Hyoudou Issei.

Not to mention he have an interesting system to help him to survive.

[You drink a mouthful of milk. As a result, your lifespan increased by 3 Days. You gained 3 EXP]

[You have gained skill: Water Magic.]

He will get stronger by drinking milk!

Follow him as he conquer the milk in DxD world!