Ryôta Satô was reincarnated to another world, but he was burdened which his level is fixed to 1 in another world. Although he wasn't able to raise his level, he had a skill to create a cheat-like item that shouldn't exist from monsters.

This is a slightly peculiar world where the shipgirls live in. A lively and enjoyable school life for girls from different factions will begin at the naval port of Azur Lane. Living out their lives to the fullest, these girls get into various shenanigans--slowly but surely!

The students of class 3-E have a mission: kill their teacher before graduation. He has already destroyed the moon, and has promised to destroy the Earth if he can not be killed within a year. But how can this class of misfits kill a tentacled monster, capable of reaching Mach 20 speed, who may be the best teacher any of them have ever had?