PunchDrunk Love is a 2002 romantic comedydrama film written and directed by Paul Thomas Anderson and starring Adam Sandler, Emily Watson, Philip Seymour Hoffman, Luis Guzmn, and Mary Lynn Rajskub.
Barry Egan is a single man who owns a company that markets themed toilet plungers and other novelty items. He has seven overbearing sisters who ridicule and emotionally abuse him regularly and leads a lonely life punctuated by fits of rage and anguish. In the span of one morning, he witnesses an inexplicable car accident, picks up an abandoned harmonium from the street, and encounters Lena Leonard, a coworker of his sisters, Lena having orchestrated this meeting after seeing him in a family picture belonging to his sister Elizabeth.Coping with his loneliness, Barry calls a phonesex line, but the operator attempts to extort money and sends her four henchmen, who are brothers, to collect. This complicates his budding relationship with Lena, as well as his plan to exploit a loophole in a Healthy Choice promotion and amass a million frequent flyer miles by buying large quantities of pudding. After Lena leaves for Hawaii on a business trip, Barry decides to follow her. He arrives and calls one of his manipulative sisters to learn where Lena is staying. When his sister starts abusing him again, Barry snaps and demands she give him the information, which she does. Lena is overjoyed to see Barry, and they later have sex. At first, Barry explains that he is in Hawaii on a business trip by coincidence, but he soon admits that he came only for her. The romance develops further, and Barry finally feels some relief from the emotional isolation he has endured. ........
Source: Wikipedia