You and your three other friends are having vacation in the middle of the woods. Without you realizing it, you and your friends have entered the territory of the Night Watch. The famous killer who lives there. It's getting dark, and You had the initiative to look for firewood yourself and left your three friends who were building a tent, but when you arrived back, your friends were dead

"Heh, Turns out there's still one more person huh?"

Said someone behind you