A high school graduating class is forced into a sadistic game threatening certain death to all unless they offer one of their own as sacrifice.

In the final act, the students agonize over their seemingly inevitable fate as they try to figure out why they've been trapped in this gruesome game.

A high school girl becomes involved in a murder mystery that revolves around a dating simulation game that has currently become popular on mobile phones. A woman who seemingly exists only as a character within the game is somehow killing all the male players one by one.

The war between the Levamme Empire and the Amatsukami Imperium has been raging for years. In the midst of this struggle, the prince of the Levamme Empire declares his love for Juana del Moral and vows to end the war in one year, as part of his marriage proposal. When the Amatsukami catch wind of this, they assault the del Moral residence, targeting Juana's life. As a last-ditch effort to bring the prince his bride, the San Maltilia Airforce employs a mercenary of mixed blood—a bestado—to fly Juana to the prince in secret.

Japan is at war in the samurai era some 440 years ago. A high school student time travels to the era alongside class-mates who are all uniformly weak at history. They know next to nothing about the time period. They come across many problems and want to help solve the issues, but can they when they know nothing? Could they make things worse?

Sora Ando (Ryousuke Ikeoka) plays soccer for his high school. He decides to quit the sport and focus on studying. Before his last soccer game, Shiki Wakamiya, a national female soccer team player, appears in front of him. She gives him some advice. After his final game, Sora Ando hears of Shiki Wakamiya’s death and her past. He decides to play soccer again and his attitude influences those around him.

Teenager Kazuki Miyaichi has always felt unloved by her mother due the circumstances surrounding her birth. Because she harbors anxiety and perceives herself as being worthless to others, she engages in acts of juvenile delinquency. One day, a transfer student from Yokohama named Eri introduces her to Hiroshi Haruyama, a reckless youth who’s a member of the “Nights” motorcycle gang. Kazuki finds herself increasingly drawn to Hiroshi over time, but he soon becomes leader of the Nights and gets caught up in a conflict with a rival gang.

Airi is a high school student. On the way home from school, Airi is kidnapped by someone. Then, 9 more high school students are all kidnapped like Airi. Those kidnapped students are forced to participate in Jinroh Game, with their lives at stake.

It's graduation day. Junichi Shinohara shows up at school following a prolonged absence, to find a gigantic "pit" dug in the middle of the campus and all his classmates gathered in the classroom. Then, a strange message comes over the PA system. "In one hour, everyone will die. There is only one way to survive. You must offer a sacrifice." At first, Shinohara, Rika Suzuki and others think it's some sort of bad joke. But when the first victim is claimed, they realize it's a terrifying reality...

Hana Ichii attends a school that she admired since she was a child. One day, she wakes up and finds herself locked in a cage with her classmates. They are forced to take part in a survival game using their cellphones.