Mr. Yin Presents..

Season 4 episode 16. Last season on psych: Shawn got involved with Mr. Yang and his mom almost died. In that episode Shawn and Gus meet Mary who knows a lot about Yang. Yang then turns out to be a girl. She told Shawn she is going to write a book that is their story. Flashback 1989, Shawn tells his dad he wants to see the Little Mermaid so he can go to the movies and actually watch Psycho. Present day, Shawn and Gus are at the movies after the movies they see Mary. He then takes them to pie. Mary tells Shawn and Gus that Yang couldn’t have done that all by herself. He said that she had a partner. When Shawn and Gus leave Mary grabs Shawn’s arm and tells him not to leave or something bad is going to happen. At the office Shawn starts to read Yang’s book. The next morning there is a dead body. It was the lady who served them their pie. Gus was the one who recognized her. When the camera gets a bird’s eye view you notice the Yin Yang symbol around the woman. When they go to the restaurant they find a note. Then Shawn figures out that there is another note at the movies. Gus then figures out the theme is Hitchcock films. When Shawn is watching them he figures out that Mary was at the movies. Shawn then thinks Mary is Yin. Shawn, Gus and Mary then go and visit Yang. She is in solitary confinement in a mental institution. She then tells Shawn that she did have another partner. If he thinks she is sick then he has seen nothing. At the station he tells the chief, Lassie and Jules about this. When they are in the chief’s office Mary shows up with the next note. Shawn and Gus go to Mary’s house while Lassie, Jules and Mary went to the park. Mary tried to catch Yin on the bus but missed him. Shawn then figures out that Mary is going to a certain address to kill his next victim. When Shawn goes into the locked room even though Lassie and Jules told him and Gus not to, they see a monitor. Shawn then realizes this is psycho and Mary is the one who is going to die. Mary then does die and Lassie, Jules and Gus run after Yin and miss him. When Shawn goes back to see Yang she tells him he has everything he need to catch yang. When they get the next clue it makes them the movie. Jules gets caught by Yang and no one can find her. Gus then remembers that Abigail gets in. he flight gets in, in half an hour. When Buzz goes to pick her up and she gets in the car Yin drugs Buzz and takes Abigail. They get a call from Abigail saying that there is no way to save them both. A little later Shawn gets a call from Jules saying where she is, and what time she is going to die, and how. Then Lassie goes to save her. Then Shawn realizes where Abigail is. Jules is tied to the edge of the clock tower. When the clock says 4:30 Jules will die. Abigail is under the pier and the water rises higher and higher. Shawn and Henry go and save her while Gus and Lassie save Jules. They both get saved and are both scared to death. When Gus calls Shawn he tells him that Juliet is okay and Shawn tells Gus that Abigail is okay. In the end, Shawn and Abigail break up on the pear because Abigail wants to make a difference and she can’t if she is dead. Back on the clock tower Jules freaks out to the paramedic guy and starts to on Lassie because she was so scared. Then Jules stars crying in Lassies arms, and doesn’t stop. Back at the office Henry scrapes the paint of the psych window. Shawn and Gus go to Mary’s funeral. Yang is still in her cell. At Yin’s house there is a picture of young Shawn with young Yang.