Tokoro Yui is a lover of literature and a huge fan of a famous student author known as Midorimachi Konoha. Unfortunately for her, her new school’s literature club is dominated by a group of elite students, preventing her from joining. However, the club’s leader Saionji Mari offers her a lifeline: if she can find out the true identity of the famous writer, she will be permitted to join the club.
Lawyer Shindo Kai is an undefeated ace, also working as a hitman who punishes criminals exploiting legal loopholes. While secretly serving justice, he hides his true identity as the illegitimate son of Gondo Heihachiro, a yakuza boss. When Gondo's group is attacked by the rising Mayhem gang, Kai, having recently lost a case due to sabotaged evidence, investigates the betrayal. His pursuit of the truth leads to a bloody reckoning.
Emi, a singer-songwriter left behind by the times and her manager Shinta have to deal with the idol business, FM radio assault, rent arrears, caring for an elder agent, weddings, funerals, social network literacy, and part-time work shifts. Amidst a mountain of problems, the two meet various people and begin to wander down their own paths.
Ayako belongs to a small theatre troupe, and she is drinking at a bar with her friend Miki. Then, her boyfriend Tatsuo, who she is on the verge of ditching, shows up uninvited. Socially inept Tetsuo ruins the mood, and he and punch-drunk Ayako proceed to vent their mutual discontent and hurl invectives at each other.