For a significant period of time, Blanket, a cat, and his offspring, Cloak, have resided together in an apartment within a tall building located in the urban sprawl. But as Cloak develops a curiosity for the world beyond their home, he embarks on a mission to locate the legendary sanctuary for felines. Meanwhile, Blanket must confront his emotional burdens, overcome his fears, and enlist the assistance of a female Macaw in order to find his son.