Amakusa Kanade is a highschool boy who is cursed with a mental choice called absolute choice. It is a phenomenon wherein, suddenly a multiple choice of what he has to do will appear and if he doesn't choose or do what he chosed he will experience a pain in the head, and because of that he is called one of the reject five in his school, a popular group which is known for their looks having negative characteristics.
One day, he was given a choice whether to catch his falling widowed neighbor or catch a beautiful girl. He choose the beautiful girl which turns out to be the person sent by God that would help him remove his curse but there is one problem, the girl has amnesia. God Suddenly called him and told him that if he want to remove the curse he must accomplish certain missions.