Now that Chris (Daniel Kaluuya) and his girlfriend, Rose (Allison Williams), have reached the meet-the- parents milestone of dating, she invites him for a weekend getaway upstate with Missy (Catherine Keener) and Dean (Bradley Whitford).

At first, Chris reads the family's overly accommodating behaviour as nervous attempts to deal with their daughter's interracial relationship, but as the weekend progresses, a series of increasingly disturbing discoveries lead him to a truth that he could have never imagined.