In the future, Tokyo is ruled by a powerful hero association. The heroes are divided into 7 levels, one stronger than the other. A 12 years old boy named Ishikawa Yuto dreams of becoming a hero, but the world wasn't as beautiful as he once thought.

School rules: you're trapped here until only one survivor remains... wait, what?! Imagine a classroom with 18 students. Now, picture them being murdered one by one. "By who?", you may ask. Well, the answer's under your nose. Ah, I forgot to mention: they all have superpowers!

Goblins are greedy, elves are liars, ogres are selfish, but humans... they're different from the others. Their biggest flaw is not one of the seven sins. It's all of them combined. Actually, there's an 8th one. It's called evil.

The strongest hero of Tokyo, Ishikawa Kanata, meets a strange ninja girl. She says the world is in great danger in the coming days. Can she prevent the inevitable and save everyone?

Stalor, who had just fought the second strongest hero in his planet, is suddenly teleported to another world. Suprisingly, it was just a return to his homeland after many years.

Sakaki Komoe, an unemployed and lazy woman, doesn't know what to do with her life. One day, however, she awakens a new power and becomes a magic god! She begins her journey at Tokyo's Magic Academy to explore her full potential.