Please answer the following question: Build a movie plot around this: What does Mona mock about phil? His belief in the devil.
A:
On a hot sunny summer day in Yorkshire, Mona (Natalie Press) is a young teenage girl pushing her broken-down motorbike down a hill. While Mona rests in the grass off the road, another teenage girl named Tamsin (Emily Blunt) happens by. She is riding on horseback and chances upon Mona. While walking back to Tamsin's large country house, they introduce themselves and learn that they come from completely opposing background; Tamsin is from an upper middle class family and has recently been suspended from boarding school for being a bad influence; drinking alcohol. Mona, on the other hand, comes from a dysfunctional family, and her brother, Phil (Paddy Considine), who has recently been released from prison, is the only remaining member of her family still alive. Both of the girls seem to regard their lives as mundane.When Mona arrives home, she finds her brother in their mother's former pub, pouring all of the alcohol into the sink. He has undergone an extreme religious transformation during his stint in prison and regards his activity as part of his preparation for a rally for Christian converts, much to Mona's annoyance.That night, Mona meets her lover, Ricky. They have sex in his car, after which he breaks up with her. Mona angrily turns down Ricky's offer to drive her home. The next day, Mona arrives at Tamsin's in order to escape from the Christian rally organised by her brother. The girls begin to bond as they spend the day drinking and smoking while talking about the problems they face in their lives. Their sharing brings to light several of Tamsin's family secrets, such as the fact that Tamsin's sister, Sadie, died as a result of anorexia nervosa.The next day, Tamsin takes Mona to the house where Tamsin claims that her father is cheating on her mother with his secretary. Not only is Tamsin furious because she states that the secretary is blonde with big breasts, but also because the secretary is not very smart. Mona smashes a window of Tamsin's father's car. The girls then flee the scene, after which Mona...