Japan Music Entertainment

Because of her past, 17-year-old Rio lives her days filling the emptiness in her heart with money—until one day, she meets a university professor named Kouki and falls in love.

Shiratori Tatsuhiko works as a scout for talent agency Burst in Kabukichō, Shinjuku's red light district, recruiting young girls for the adult entertainment industry. In a business where money means everything, Tatsuhiko finds himself in a constant struggle between rival scouts and the Yakuza.

Kaoruko and Kazumasa Harima are a separated couple with two children. They plan to divorce once their daughter, Mizuho, enters elementary school. One day, they receive devastating news of their daughter falling into a coma after a near-drowning accident at a pool. The doctors declare her brain dead with no prospect of recovery and the couple must decide if they should donate her organs to others in need or to wait until her heart stops beating.

Natsumi Yukihira (Ryoko Shinohara) receives secret documents of an organization that controls the country from the shadows. Because of this, Natsumi's ex-husband, Kazuo Sato (Teruyuki Kagawa) pays a terrible price. Natsumi goes back to the Investigation #1 of Tokyo Metropolitan Police Department to take on the organization, but Natsumi becomes involved in a new case. She gets closer to the final enemy.

Kaori is a single mother and she raises her high-school age daughter Futaba. Her daughter is in a rebellious phase and ignores her mother. Kaori decides to take measures to communicate with her daughter and also get some revenge. Kaori creates messages in her daughter's bento meals.

After detective Natsumi Yukihira brings an end to the police hospital terrorist case, Natsumi is transferred to the Nishimonbetsu Police Station in Hokkaido. Meanwhile, a series of grotesque murders occurs in downtown Tokyo involving nails placed in the body of the victims. The fingerprint of Natsumi's ex-husband, freelancer journalist Kazuo Sato, is found on the the body of a victim and Kazuo is placed on the most wanted list. Soon after, Kazuo finds Natsumi and hands her a USB memory stick. The device contains information on a secret organization within the police department. Kazuo tells Natsumi that the series of murders are warnings and suspects become the next victims. Natsumi is then arrested as a suspect. Tokyo prosecutor Katsuaki Murakami appears at the Nishimonbetsu Police Station to investigate.