Animals.

S02E01 Episode Eleven: Rats.

Trapped in an animal testing facility, rats Mike and Phil find themselves in a complicated love triangle with their imaginary companion, inadvertently uncovering the harsh reality of their predicament. Meanwhile, a couple of fleas share their aspirations of playing basketball and reflect on their lives while clinging to a monkey's back. An algae, on the other hand, grapples with its own sense of purpose.