Having restarted time, Rick, Morty and Summer are in a quantum-uncertain state of existence. An argument leads to the creation of two alternate timelines, which need to be stitched back together fast if they are to escape quantum collapse.
Jerry is faced with the difficult decision of losing his manhood in order to save an alien leader from imminent death. Meanwhile, Rick, Morty and Summer explore the possibilities of interdimensional television.
Rick and Morty arrive on an alien planet to fix their ship just as the day of the purge begins there, Jerry and Summer work on their father-daughter relationship, but his lack of employment keeps coming up.
The Smith family is invited to the wedding of Rick's best friend, Birdperson. Things go south when it's discovered that the bride isn't who she says she is.