Tuppence Middleton portrays Abby, who goes back to her family’s home in Niagara Falls after her mother passes away. Along with her sister, Laure (Hannah Gross), she must handle their mother's belongings, including the motel they own. While there, unsettling memories begin surfacing—memories of a possible kidnapping that she may have witnessed. What follows is a psychological thriller presented in an inventive way, bu…