In an alternate universe where mermaids are critically endangered animals, a team of marine biologists off the coast of Jeju Island embark on a decade-long journey to revive the over-hunted, largely-infertile species. The researchers' hopes are set on one dominant female, but when their tampering crosses an irreversible line, their mission— and her life— become jeopardized. In an alternate world where mermaids are real and critically endangered, a team of marine biologists near Jeju Island embark on a decade-long mission to revive the over-hunted and overwhelmingly male species. The scientists set their hopes on one dominant female and her two male companions. However, as they study their sexual lives, the team learns just how complicated an "animal" can be— and how, sometimes, conserving a species comes at the cost of some of its members.

In the near-future, hidden somewhere in the United States, lies the Institute, a center designed to help queer citizens lead normal, heterosexual lives via simulated reality experiments. However, when two young male employees start to meet in secret, they begin to question their jobs, their ever-fading memories, and the oddly familiar identities of their subjects. In the near future of the United States lies the Institute, where queer citizens learn how to lead happy, heterosexual lives with AI. One male employee, though, is struggling with his subject, and when he and a male coworker meet in secret to plan strategies for conversion, an unexpected spark begins his questioning of his fading memory, the rules of their workplace, and the odd familiarity of his subject.