Decay

Jonathan is a very lonely man. One day, he gets a visitor in his house: a young woman who, through a jarring turn of events, ends up dead. He does not report it because he is happy to have a friend, but now the body begins to decay.

Decay is a 2015 drama horror movie directed by Joseph Wartnerchaney, starring Jackie Hoffman, Rob Zabrecky, Elisha Yaffe. It holds an IMDb rating of 4.3/10 from 1,016 votes and runs 1h 38m.