A vampire and a girl... who are they?The two of them have a secret and solve a strange case...In a world where paranormal activity takes place, "Player" solves a case in which a non-human becomes a suspect. Such a "detective adventure" is coming to STEAM.Use the clues that appeared in the Problem Edition to solve the mysterious case.If you like logic puzzles and detective stories, give it a shot!Use the clues that appeared in the Problem Edition to solve the mysterious case.If you like logic puzzles and detective stories, give it a shot! Arne Neuntöte is a vampire detective who manipulates the power of xenomorphs.Lynn Reinweiß is a nobleman’s daughter who loves vampires.They live in a world that will never cross over, but they join hands to solve a bloody mystery.In the darkest of nights, Lynn finds herself in desperate need of help.Then she wanders into the mysterious city of "Rügenberg", where the deformed inhabitants live.A girl's world changes drastically when she encounters "Arne", a vampire who is called "the worst" in the city.And tonight, a new "murder case" has occurred.What is the truth behind the bizarre incidents that take place in a world where humanity and the bizarre intersect?"Come on, human. You may dance merrily under the red moon.”