Missing - Season 2 Episode 8 Cop Out

An empty police car is found with blood on the dashboard and two police officers have gone missing. Jess and Nicole quickly discover a police department full of corruption. After Jess witnesses a shocking murder, she must find out which of the many suspect or suspects is a cop killer. The police chief suspects an old enemy of his who shows up in Jess' dream about the police officers having a party. Also, Nicole must negotiate with a crazed man holding three people hostage.