A special piece that glows in youth was the entrance to the killing hell spreading indefinitely ─ ─. A pretty girl who appeared below the height of Konosaka of ordinary male high school student - Nagisa Tamura. From the word "Do you want to protect me?", Ordinary everyday things suddenly move to extraordinary ─ ─. Pleasure murderer · dimension rider who kills Koshiba without motivation. The world where two time loops with the death of Kisaki. Can you get out of slaughter and infinite time .... Suspense Story Challenging Infinite Time and Death Vol. 1. Can humans overcome endless fear?