Fantasy

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!