Who killed SpongeBob

Their best friends got killed from their crush for hanging out too much. That means you have to. You are in your best friend‘s house and you have to find the killer and shoot shoot detective shoot the killer or there’s another way to win to find the phone and call the police then they arrest her but the cooler has to kill everybody or she can try to open the gate and escape the crime and how she transformed, she has to kill two players to transform into the giant crush