Build a movie plot around this: What happened to the five children that were on the bus bus abandoned near a cemetery and the children's possessions still on it
The film begins with a family of five, mother Elaine (Eva Birthistle), father Jonah (Stephen Campbell Moore), teenage daughter Casey (Hannah Tointon), and the two younger children Miranda (Eva Sayer) and Paulie (William Howes) heading up to a large house to spend New Year with some relatives. When they arrive, they are greeted by Elaine's sister Chloe (Rachel Shelley), her husband Robbie (Jeremy Sheffield), and their two children; Leah (Raffiella Brooks) and Nicky (Jake Hathaway).Paulie, who has been feeling unwell for the journey is sick outside the house, so Elaine sees to him. While she looks after him, she tells Casey to carry the bags into the house and Casey asks her if she has heard of contraception. Inside, the children are enjoying themselves, except for Casey, who is annoyed that she didn't get to go to her friend's party. Chloe then gets annoyed because Nicky is playing with a toy gun that Casey got him for Christmas. She then continues moaning about her mother, who called at 11pm wanting to speak to the children, and tells them that she hasn't invited her mother over for New Year. Paulie climbs up on to the table, calling for Elaine, and when Jonah picks him up, he hits him in the face.Later, when putting the children to bed, Chloe discusses the MMR jabs with Elaine as Jonah tells Robbie about his job. Casey then asks Robbie where she can get reception for her phone, and Robbie shows her because he is glad to escape the conversation. Miranda mentions that Casey isn't supposed to talk to her friends because Jonah has grounded her. Casey makes a remark about him, calling him Jonah, rather than Dad. Chloe tells the family about how she is home schooling the kids, and Jonah mentions that he is teaching Miranda to speak Mandarin.Leah shows up and tells Chloe that Paulie scares her, and Miranda agrees to take her back to bed. Robbie takes Casey outside, and she leaves her friend a message on the phone, asking her to pick her up the next day. Casey hears the cat, and walks around to look for it, but she...