In death mark (PS4, Vita, Switch), a strange rumor is spreading in Tokyo's H city: those who possess the "mark" will die. Unexpectedly appearing on the body, like a chewed up birthmark, the "mark" is said to result in an unknown death. Now, having Lost your memory, you Stand before a mysterious house said to protect those who possess the "mark" as the doors swing open, the countdown to death has already begun.