Build a movie plot around this: Karl becomes hostile and begins to what? Start smoking.
A:
This article's plot summary may be too long or excessively detailed. Please help improve it by removing unnecessary details and making it more concise. (November 2015) (Learn how and when to remove this template message)Three strangers (two men and a woman) are riding in an elevator when a power outage leaves them stranded. It is slowly revealed that one of the men is suffering from losing his wife. The other man had just experienced a domestic disturbance with his girlfriend's father. The woman, covered in blood, just left the hospital after visiting her grandmother.The movie opens with Karl visiting his wife's grave. His young daughter shows up with Karl's sister-in-law and they play Marco Polo for a while. He asks his sister-in-law to care for his daughter so he can take care of something. He drives home where the blackout traps him. During flashbacks we see him taking photos of a woman whom he later buys a drink and takes to his car.Claudia is a student who lives with her grandmother. Her grandmother advises to relax and enjoy life. The story opens with Claudia covered in blood, leaving a hospital for home. She enters the elevator, which she notices is making weird noises.Tommy at first appears tough. He is first shown leaving his girlfriend's house on his motorcycle, then entering the elevator along with Karl and Claudia. When Karl takes Tommy's picture, claiming to have captured the perfect picture of angst, Tommy freaks out and demands he delete it. During a flashback we learn he is a former drug addict and fought with his girlfriend's alcoholic father. When he and Claudia start arguing, Karl urges them to remain calm. Tommy is then shown playing with a butterfly knife, which they subsequently use to keep the elevator's door open for ventilation. Tommy eventually climbs out the top of the elevator, looking for help.As Tommy is climbing up the elevator shaft Claudia flashes back to earlier that day. As she and her grandmother are leaving the building, a homeless man asks her for money. Her...