It has been some time since Nagisa and Karma were a part of the assassination classroom. Like the rest of Class 3-E, they have grown and followed their own paths. However, no matter how much time has passed, they will still remember their time with Koro Sensei and the lessons he taught them. Walking around their old classroom, the two former students reminisce about the time they spent in Class 3-E and the crazy events that went down.

"On the margins of Tokyo, a dysfunctional band of outsiders are united by fierce loyalty, a penchant for petty theft, and playful grifting. When the young son is arrested, secrets are exposed that upend their tenuous, below-the-radar existence and test their quietly radical belief that it is love--not blood--that defines a family."--Container.

After his family moves from Tokyo to a small fishing village, teenager Kai spends his days sulking and adrift. When his classmates invite him to play keyboard in their band, their jam sessions bring an unexpected guest: Lu, a young mermaid whose fins turn to feet when she hears the beats, and whose singing causes humans to compulsively dance. But when an ancient prophecy threatens Lu and the village, Kai and his new friends must save the day in this...

"From cutting classes to brawling in the streets, Yusuke Urameshi is not your typical role model. In fact, this kid's nothing more than a fourteen-year-old delinquent with a talent for trouble. But in a single selfless act Yusuke dies while saving another. For such noble sacrifice he is given a second chance at life, but it's to be a life far different than the one left behind. Now a Spirit Detective, the young man must track down demons and humans...

At Kunugigaoka Junior High School, Assassination Classroom class 3-E is the lowest of the low. With abysmal test scores and no future prospects, they've been given up on and hidden away from the main campus at the top of a deserted mountain. But when a super-powered tentacled creature with a thirst for destruction becomes their new teacher, they've got a brand new assignment to get them inspired about school: take him out.

There is a train station on the other side of death, yet not all who arrive on the platform will be judged ready for passage onwards. For one unready soul, there will be both a test and a second chance. Rather than be reborn, this soul will awake in the body of 14-year-old suicide, Makoto Kobayashi, where it must not only find a way to fit into Makoto's existence, but also unravel two mysteries. What is the secret of the great sin it committed in...