A teacher died protecting his students, he gets the chance to get reincarnated, accepts it.

He also gets a Non-IA Teacher System that will unlock skills that will help him teach across the multiverse.

Teach a demon how to do good? Easy. Teach an angel how to be bad? Simple. Teaching a God on how to create worlds? Not so simple...

Follow this teacher as he teaches across the multiverse, filling up his classroom with different students.

[Cover is not mine. Please imagine it with green eyes, thank you.]