Prelude - The Game Begins

A 19-years-old African-American woman named Sierra Thompson was invited to a party... until she realised too late that this isn't a good type of party... it's a "party" where she's trapped in a ten-floored castle where assassins, serial killers and other types of killers are after her life where the one who killed her have to cut her head off as proof and that killer will be grant freedom.

Now, she tried to survive the Reaper game with ten killers are after her life, as well as solve many mysteries surrounding the killers, the building, the Reaper Game and finally... learning that there's more to her past then even herself have realised...