Cheerful young Kashima "Tora" Toranosuke wanted to become a hero and ended up as a police detective. When he joins the police force, he gains not only his dream job, but also a group of new friend. In particular, he and his gruff new partner Mahori get along so well that their coworkers begin to remark on how lovey-dovey they are. That's not true, of course. At least not yet...