Miki Kanai

Machika Otokawa (Mai Fukagawa) loses her future lover, Yukito Hatta (Yuta Koseki).. Sawako Fukai (Shuri), Yukito's ex-lover, appears before Machika, who is at a loss.. By chance, Sawako ends up living with Machika.. Machika's family welcomes the cheerful and thoughtful Sawako, but the voluptuousness and madness that Sawako occasionally shows spreads like poison to Machika's family and surroundings.. Kensuke Otokawa (Sota Ryosuke), Machika's younger brother who is attracted to Sawako's bewitching charm, Shinji Otsu (Kohei Shoji), a detective who approaches Machika, and Nono Igarashi (Hirai Amon), Kensuke's art school classmate, a reporter Kazuomi Makihara (Kazuya Tanabe), who suspects Machika, is quietly creeped out by Sawako's madness.. Why does the crazy Sawako target the people around Machika one after another…?

Yoshika has had a crush on Ichimiya, whom she calls "the One" since she was in middle school. Now, a 24-year-old salarywoman, her all-consuming fixation has prevented her from even considering another candidate for boyfriend until an office colleague asks her out.

Minoru Sanada is a cameraman with little skills in his profession. His wife Megumi runs a cafe, but the cafe doesn't have any customers. Yet, the couple has 8 chidren.

The main character is a man named Takashi Morioka, who has lost his job and his home due to a recession. He ends up falling into a trap set by the diabolical Yuki Michio, who happened to survive by chance an incident on an island 16 years ago where all the inhabitants were killed, and which caused him to become evil. In order to protect the things important to him, Takashi Morioka (Sato Takeru) is forced to stain his hands in evil.