Miki yearned for a typical family, but her parents shattered her dreams by deciding to cohabit with another couple. Now Miki's life is anything but peaceful, as she lives under the same roof as four parents and her suave stepbrother Yuu. Juggling her parents' odd romantic life is nerve-racking enough, but Miki also has to contend with her own personal turmoil. With school life throwing curveballs, friends' betrayal and self-discovery, Miki finds herself at a crossroads with her long-term crush Ginta and new stepbrother Yuu. Her life is like a never-ending soap opera with no respite.