Squid Girl

Squid Girl (2010) is a animation, comedy, sci-fi & fantasy with 2 seasons, rated 6.8/10.

Squid Girl has come to the land from the depths of the sea to conquer humanity in revenge for pollution of the ocean. Unfortunately she ruins the first house she uses as an invasion base and has to work to pay for repairs. Of course, she can't overcome the Aizawa sisters who manage the house, so who knows whether she can subjugate humankind.