Karma doesn't come to school and Asano is tasked to deliver the red head's school work. When the strawberry blonde got there, he finds a coughing, red faced Akabane Karma in bed Karushuu One shot Fluff. Short and sweet 100 followers special

The Demon Prince Gakushū is the most dangerous demon in the realm, and his head is also the most wanted of all. Heroes from across the land have all tried to fight and behead the wicked demon Prince, but none succeed. That is until a young mage, the no 1 student of the prestigious Kunogigaoka academy of magic, Akabane Karma, successfully reached his tower, and declared that he will.... Marry the demon prince! #1 Karushuu

Asano Gakushū is dared to make Akabane Karma, his rival, fall inlove with him in thirty days. Full of confidence that he will succeed, Gakushū accepts the challenge, but what if HE falls for the redhead instead?