Maboroši no jukijama (E30)

SSSP Agent Goto returns to Japan after many years in service of the Bolivian branch, but he behaves strangely and asks suspicious questions. Meanwhile, Arashi discovers a pulsating plant growing at a fantastic rate. Keronia, as it names itself, announces its "people" are coming to subjugate humanity. The Keronia have developed a technological culture and control human hosts like Goto. (Prime Video)