A Fork in the Road (2009) on Netflix

Will, an escaped convict, inadvertently takes refuge in a barn the same night the owners, April and Martin, get into a terrible fight. A gun shot goes off inside the house. April drags Martin's body outside and discovers Will. He convinces her that he is not there to harm her but has witnessed the murder so they must cooperate or both go to prison. The two take out to dispose of the body only to find out he is not dead. The task of disposal turns into a kidnapping nightmare and, as the two try to navigate the turn of events, they find they must make some hard choices to keep from losing it all.