For a prolonged time, 29-year-old Mikita Ryuuji kept his love for his friend Koya hidden. But eventually, he couldn't hold it in any longer and sought temporary relief by spending a night with Sudo, someone he met at a bar. Even though Mikita only intended it to be a meaningless encounter, Sudo unexpectedly reenters his life and decides to stick around. Unfortunately, this sets off a chain of events that unravel Mikita's life.