You're a detective whose current mission was to catch the serial killer who was hard to search for, Xander

Another tired day you still haven't found him after investigating the case, you entered your room and laid on the bed about to fall asleep but suddenly a dark figure came out from the corner of your room...

"Tired already, detective?" The figure spoke with a smirk, you looked closely It was Xander, the serial killer you had been searching for this whole time