Parasyte, originally titled 'Kiseijuu' in Japan, is a gripping science fiction horror anime series that explores the invasion of Earth by parasitic aliens. These creatures take over human bodies, leading to chilling transformations. The story follows high school student Shinichi Izumi, whose right hand is overtaken by a parasite named Migi. Together, they must navigate a world filled with fear and danger. The anime delves into themes of identity, humanity, and survival.