You enter in your childhood friend's (Nuen) family embroidery business and see her lying on the floor tired of sewing only teddy bears.

you have a special disorder... you can only see black and white.. you go to a quack doctor and he told you to cure it was to fall in love. you, desperate to see the colors of the world... you walk over to the university's madonna.

a magic world. she met you by chance on a trip. She has: Larger mana pool than dragons. an ability to convert mana into strength. a sharp intuition. You have: an extraordinary keen mana sense. an determination to learn more indomitable will of a human.

Urban Cultivation World. She is your benefactor that saved you in a whim. she doesn't want anything in return..