Squid Girl's invasion premise is a beautiful excuse to do nothing with it. She shows up to conquer humanity, gets genuinely interested in a rental shop and its people, and the show just lets her be delightfully bad at villainy because she'd rather watch squid movies and make actual friends. The comedy lives in that collision between her ridiculous squid logic and the warmth of accidentally belonging somewhere, which means every episode is fundamentally about a confused sea creature learning that the surface world is worth staying for, not conquering.

Squid Girl, a creature from the ocean depths who set out to subjugate humanity over the pollution of the seas, is back with her squid powers restored and her invasion plans ready to resume. She still works as a waitress at the Lemon beach house and lives with the Aizawa family. Her conquest keeps stalling, partly because of her own easily distracted nature: she gets caught up in squid movies, reads squid manga and keeps making friends. Trouble finds her too, from a group of people obsessed with aliens who chase after her to a strange girl who has taken an interest in her. Picking up where the first season left off, this comedy about daily life sets a self-declared invader against her own good-natured instincts.