Ep 4. The Devil Is In The Details...and In The Upstairs Bedroom

In the fourth episode of Psych season 4, entitled "The Devil Is In The Details...and In The Upstairs Bedroom," Shawn and Gus are hired by Lassiter to assist in a case he is working on involving a woman who has been found murdered in her home. The woman, named Mary, was a member of a cryptic church, and the crime scene is littered with strange symbols and religious artifacts.

As they investigate the case, Shawn and Gus discover that Mary had a history of mental illness and was being treated by a psychiatrist named Dr. Elliot, who is also a member of the church. The detectives begin to suspect that Dr. Elliot may be involved in the murder, but they soon find out that there may be even more sinister forces at work.

Meanwhile, Juliet is dealing with some personal issues of her own as she prepares for a date with a man named Declan. Her anxiety is heightened when she learns that Declan is a wealthy businessman with a reputation for being charming but ruthless.

As the investigation continues, Shawn begins to have strange visions and experiences that lead him to believe that there may be a supernatural element involved in the case. The case takes a dark turn when Dr. Elliot is found dead in his office, and Shawn and Gus must race against the clock to solve the mystery before any more lives are lost.

With twists and turns at every corner, "The Devil Is In The Details...and In The Upstairs Bedroom" is an intense and suspenseful episode of Psych that will keep viewers on the edge of their seats until the very end.