Silver Linings Playbook

Silver Linings playbook is a 2012 American English - language film directed by David O. Russel. It is a romantic comedy - drama film starring Bradley Cooper, Jennifer Lawrence, Robert De Niro, Jacki Weaver, Anupam Kher and Chris Tucker. The film is based on the 2008 novel by Matthew Quick.
Pat Solitano upon discovering his wife with another man, he beats him. He was sent to a mental hospital where he would be diagnosed from bipolar disorder. He got released and started living with his parents. But he is reluctant to take his medicines because he doesn't like the feeling or go to therapy.
The only thing he wants is to try and get back together with his wife but she already wrote him off and got a restraining order on him. He goes around trying to find someone who might know where she is but doesn't. His friend, Ronnie invites him to dinner and he meets Ronnie's sister-in-law, Tiffany who's also reeling from a personal loss.
They make a connection but Pat is devoted to his wife and refuses to do anything. When he learns she sees his wife, he asks her to give his wife a letter. She agrees on the condition that he be her dance partner at an upcoming competition. He agrees and they establish a rapport.