Rick and Morty enter the microverse inside Rick's car battery to fix a power outage, only to find that the civilization's top scientist, Zeep Xanflorp, has independently invented his own inner universe on the same exploitative model. Following the chain down to a third nested universe, a poorly timed pun strands the group, leading to months of deadlock, a brief stint among child-eating tree people, and a forced cooperation that ends with Rick reasserting control over Zeep through threat of total annihilation. Back on Earth, Summer's car follows its single directive — keep her safe — through a escalating series of incidents that culminates in a formal peace treaty between humanity and giant telepathic spiders.

The episode uses nested exploitation to examine how Rick's methods are not unique to him but are the logical output of his worldview  ...