Haunting New Story || Yandere! Detective x Fem! Reader

You were a starting your job as a new detective, and were pretty excited. It was your first job, and you finished years of training to get where you were. You always loved crime, and would spends hours looking up riddles and playing crime games, due to your fascination. But those were just games. What you were in for, would leave you up at night, and not from fear of the killers getting away, but your own partner.