Three young men live and work in a nearly-deserted Japanese city. The three wander the streets, ruminating on the pointlessness of life in the modern age, never quite living up to the deeds of a fallen friend, until one of them goes too far and permanently fractures their relationship.
Tsubaki, a high school senior, was at a point in her life where she needed to think about her future. However, her circumstances were far from ordinary. 4 years prior, her father, Hideaki, had committed a murder, taking the life of an elementary school boy. Since then, Hideaki had disappeared and was presumed dead.
One day a young Brazilian man living in Japan crashes his car into the side of the house of a happy family. They take him in after realizing he had been beaten. As they get to know each other they find the bonds of family transcend blood and lineage.
After completing his time in a juvenile detention center, Daiki Imanishi returns to his hometown in Ibaraki. Upon hearing that his former cellmate, Ken Kohinata, is in danger, Daiki, along with two companions he met in the detention center—Kaito Sakaguchi and Ryuichi Maki—causes trouble at every turn as they head to Tokyo in a stolen car to save Ken.
Jin is a temporary elementary school teacher on his way to a permanent position when a traumatic event plunges him into a terrifying deep darkness. Three months later, a mysterious man named Kai provokes Jin's memories and feelings regarding the past experience through rapping. Why is Kai obsessed with Jin? How does Jin confront his own "darkness"? Conflicts and battles for men who have been deeply injured inspire healing. And does true love exist on the other side?
Kaisei Sakamoto is a 16 year old boy who is inclined to settle everything with his fists. He grew up in a town where you can see both Nagazaki and Gunkanjima, living with his father. His father, Genkai Sakamoto, runs a small ramen shop. The father-son duo has just recently had a large fight. The story showcases fragments of one's youth and the questions that crop up while growing up.
Keisuke Isobe and Koume Satou live a rather dull life. But when Koume's crush breaks her heart, their situation becomes quite unordinary. She starts a "no-strings-attached" relationship with Keisuke, whom she had previously rejected, both finding solace in the other in order to fill the emotional voids in their lives.
In consequence of his professional mistakes and declining career, Shuji and his family, the Sasaya’s, are forced to leave the wealthy suburb of Tokyo. The move is slow, long and heartbreaking, and the two Sasaya children, an old teenager and a young adult, unwittingly turn the grieving process into an exuberant and unpredictable farewell party!