Hirose Shun

His beloved younger sister committed suicide. The cause was horrific bullying by seven members of the student council. The protagonist, Setsuna, swears revenge against the student council and puts his murder plan into action. However, no matter how many times he kills the student council members, he keeps getting sent back to a timeline where they are still alive. It seemed as though his revenge would remain unfulfilled due to the time loops, but Setsuna realizes a single possibility: would the time loops occur if a third party instigated the murders and carried out the revenge? Use every trick in the book to frame someone for incitement to murder! The time-loop revenge drama begins!

One day, Asato's younger brother, Yuuto, committed suicide. Asato logs into Yuuto's PC to find out the truth behind the suicide. What he finds is an internet bulletin board with a record of the horrific bullying his brother suffered. Asato promises to find the bully and take revenge on him. Then, he receives a phone call from someone claiming to be the administrator of the bulletin board. It was an invitation to join the "Revenge Sharing Society," in which people help others take revenge in order to have their own revenge fulfilled in exchange. A suspense story of seven people with a shared fate as they take their revenge!

Kurose Ryotaro is a high school student who dreams of becoming a teacher. He admires his teacher, Mr. Shiratori, but is subjected to severe bullying every day. When the situation reaches an unexpected extreme, so is the outcome unexpected… and now, Kurose finds himself in the perfect position to teach his bullies an extracurricular they'll never forget.

Aoi and Haru and secretly dating. However, Aoi notices that Haru has been worried about something, and the next day, he sees her fall from the roof of the school. He then discovers that she put a chart of relationships into his locker, and marked five of them as "clowns" who are trying to kill her.

Makoto does not have it easy. He gets bullied in school and has problems with his father due to skipping School. His outlook on life brightens when Kirisaki, a girl in his class, compliments his drawing skills. A while later he sees her getting harassed by the ringleader of his bullies. He decides to intervene, but is cut short by the revelation that she is the ringleader's girlfriend who incited the bullying in the first place. Depressed by his situation Makoto decides to kill himself. He lands in purgatory, neither Heaven nor Hell with the mission to save the lives of six people, whose life will be negatively affected by his suicide… His father, his bullies and Kirisaki.