When Emma first meets Matthew, everything is perfect. She is at the top of her game in every aspect of her life. With a mutual attraction, they quickly fall into a serious relationship. Matthew is great. But Matthew is a widower, and Emma finds herself in competition with the memory of his wife, and she's coming second place. This frustration escalates as strange things start happening. While these incidents start harmless, they slowly become more and more threatening until it's clear that Emma's life is in danger. Matthew thinks she's drinking too much. Emma's friends think he's gaslighting her. Emma thinks she's being haunted.