A school appears peaceful from a distance, but a fierce gambling battle takes place once again. Yumeko Jabami is involved in the battle.

Keisuke, 15-year-old junior-high school boy, has been forced to live as refugees with his family in temporary housing apart from a hometown as a result of the Great East Japan Earthquake.In 2012, he belongs to a broadcasting club of his junior-high, to which he has to be admitted for the earthquake. He spends time with some fellows of a club. But all equipment to make their works of it has been washed away by the tsunami. He decides to give up his filmmaking in this summer, which will be the last time of his junior-high days to make a work.But one day a man who lives in a small village in Heilongjiang, China donates the equipment for filmmaking to Keisuke's school. Also Keisuke, his fellows and his teacher have been invited by him to shoot a film in China. And they are travelling to shoot around the boundless Chinese land.

Seiji is a third generation "Gosei kai" gang member. He works to build up the group's strength. Meanwhile, a journalist investigates a case that occurred 19 years ago. He meets Hayato, Daisuke and Asami.

Haruki and Motoki, both high school seniors, are working on a spring break assignment for their “Character Documentary” paper, trying to uncover the sexual proclivities of Chisato, the student council vice president. Around that time, they spot a woman at a bus stop aggressively selling a probiotic drink called "Yökul". Captivated by how she holds the attention of passing salarymen, the two boys become intrigued by her…

A group of junior high school must find out the truth of their classmate's death is he was killed by someone or committed suicide.