Yukari Kawahara (Masami Nagasawa) operates at a beverage producer. She strives and also achieves recognition for her work. Yukari Kawahara is dating research study physician Kippei Koide (Issei Takahashi). They have actually cohabited for 5 years. Eventually, Kippei Koide breaks down from a brain hemorrhage. Yukari Kawahara quickly learns that every little thing she learnt about her guy was a lie. She hires private detective Takumi Kaibara (Kotaro Yoshida) to investigate Kippei Koide.