Satoru is a young man with a warm heart. He has a cat named Nana, but, due to circumstances, he can\'t raise cat Nana anymore. He travels with Nana to find a person who will take care of Nana. During his travels, he meets various people like his childhood friend and his first love. His unknown past and secret are revealed.
High school student Ichigo Kurosaki lives an ordinary life, besides being able to see ghosts and the blurry memories of his mother death under strange circumstances when he was a kid. His peaceful world suddenly breaks as he meets Rukia Kuchiki, a God of Death.
In the dawn of the Meiji period, the Gokumonjou, an inescapable prison, has been established in the middle of an enormous lake to counter the soaring crime rates the new era has brought. Serving as the ferrymen are the famous Kumou brothers: the eccentric family head, Tenka; the reckless but noble second son, Soramaru; and the guileless youngest, Chuutarou. In spite of their grim work, the three lead relatively peaceful lives in the ever-cloudy town of Oumi, together with their housekeeper, Shirasu Kinjou. But buried in the long history of Oumi is the legend of the terrifying \"Orochi,\" a serpentine beast that awakens every three hundred years in a human vessel. Unbeknownst to Soramaru and Chuutarou, the actual job of the Kumou family is to seal the Orochi away before it fully revives—or the world will be plunged into destruction. Amid the monster\'s next resurrection, the Kumou family must find the resolve to keep laughing under the clouds.
Manji, a highly skilled samurai, becomes cursed with immortality after a legendary battle. Haunted by the brutal murder of his sister, Manji knows that only fighting evil will regain his soul. He promises to help a young girl named Rin avenge her parents, who were killed by a group of master swordsmen led by ruthless warrior Anotsu. The mission will change Manji in ways he could never imagine.
Takatoshi Minamiyama (Sota Fukushi) majors in art at an university in Kyoto. On the train to the school, he sees Emi Fukuju (Nana Komatsu) and falls in love with her at first sight. Gathering up all his courage, he speaks to her. They begin to date and enjoy happy days together, but Emi reveals her secret to him.
Ninako Kinoshita has never been in love until an encounter with the school\'s most popular boy, Ren Ichinose, leads the two to befriending each other. Ren\'s patient and kind personality is a far cry from his unapproachable idol status at school, and soon Ninako falls in love with him. However, she must cope with the fact that he already has a long-time girlfriend.
Takahata Shun\'s day at high school begins just as boring as ever, but it doesn\'t end that way. He and his classmates find themselves forced to play children\'s games with deadly stakes. With no idea who is behind, the only thing Shun and other students can do is keep trying to win.