It's R'yleh happening! In the final confrontation of the Smith-Sanchez Lovecraftian horror saga, family turns on family, and the battle for pop culture relevance is waged between Rick and Cthulhu with devastating stakes. Morty embraces his eldritch identity and finds comfort in the supportive arms of his adoptive old-god father. Summer will mete out divine retribution in the name of Azathoth. Rick has lost ground at home against the Color Out of Space, and must abandon his daughter to fight this evil at its source: Cthulhu.