Touma satoru dies and gets reincarnated as the Demon king then sets his adventure in a new brand of world seeking to return to his own world. Characters Haven't seen before that are even ones who poses threats to the multiverse

Pernicious means being harmful especially in a gradual or subtle way. Dont bother if under 15 i guess ? Quite disturbing.

It was all started with a very mundane person, a gardener that seeks revenge. A brother cut ties with another because of lies and vengeance. A well renowned family became up-side-down. During these times, civil wars happened one after another. The people left unprotected. Bandits roaming, ki...

Personally, I think having a friend in the moon is better than any gift God can give me.