Soichi Negishi moved to Tokyo to chase his dream of becoming a musician playing stylish, Swedish-style pop. Instead, he finds himself leading the death metal band Detroit Metal City, or DMC, as the costumed and grotesquely made-up "demon emperor" Johannes Krauser II. Although he hates the role and the things he has to do as a member of the band, he has a definite talent for it.
High school student Shun Takahata is bored. Bored with the day-to-day monotony of school and life, he prays for change, for something exciting. Suddenly, he and his classmates are forced to play deadly children's games and facing terrifying creatures from a talking Daruma doll to a sharp-clawed lucky cat.
Yuan Xiangqin, a high school student, is deeply in love with Jiang Zhishu, her schoolmate. He rejects her, only for them to live together when the house that she resides in collapses.
Akane is the youngest of three daughters for Soun Tendo. Her father Soun Tendo runs a dojo for martial arts. Akane hopes to carry on her father's dojo into the distant future. Meanwhile, Akane has been selected to marry Ranma, the son of her father's long time friend Genma. Akane and Ranma's relationship has developed into a love and hate relationship. Also, Ranma isn't your typical boy. While on a training journey Ranma fell into the Spring of the Drowned Girl and now changes into a women whenever cold water is splashed on him. Warm water will allow him to revert back to a male. Problems arise when Akane's father declares that the successor to their dojo must be a male. Now, Akane and Ranma (being a man only half of the time) must find a secret spring that can cure him of his curse.
A mysterious creature destroys 70% of the moon. The creature then warns that if he is not destroyed by March of next year, Earth will be next. The creature also demands that he becomes the homeroom teacher for 3rd grade E class at Kunugigaoka Junior High School. The government is powerless to say no. The creature then becomes the homeroom teacher of 3rd grade E class which consists of failed students including Nagisa Shiota. The creature is called Teacher Koro. Meanwhile, the government requests that the students try to kill Teacher Koro even though he possesses super powers. The government offers a 10 billion yen reward for whomever successfully kills him. The students are confused by the situation, but decide to kill Teacher Koro. When their class begins with Teacher Koro, the students finds themselves having a good time with their new teacher.
The students of Suzuran High compete for the King of School title. An ex-graduate yakuza is sent to kill the son of a criminal group, but he can't make himself do it as he reminds him of his youth.
When eighth-grade cool guy Hiromi transfers from Tokyo to a small elementary/middle school with only six kids enrolled, wholesome and honest Soyo becomes enthralled with his sophisticated world.
Genji and his victorious G.P.S. alliance find themselves facing down a new challenge by the students of Hosen Academy, feared by everyone as 'The Army of Killers.' The two schools, in fact, have a history of bad blood between them. And the simmering embers of hatred are about to flare up again, burning away any last remnants of the truce they had so rigorously observed until now.