They arrive in silence and darkness. They descend from the skies. They have a hunger for human flesh. They are everywhere. They are parasites, alien creatures who must invade—and take control of—a human host to survive. 

A geeky girl whose life revolves around yaoi manga and a quiet gamer boy are old friends, but when they start working in the same office, they decide to date. It’s a relationship of convenience at first, but could it become something more? This manga comedy is now a hit streaming anime!