To help complete her latest novel, Courtney rents a nearby house, only to be greeted by Jon and Jodie, two strangers who claim to be caretakers in the owner's absence. As Courtney settles in, she can't shake the feeling that something is terribly off.

After finding out that her new husband, Will, cheated on her during their engagement, Sophia takes solace in her weekly yoga class with her best friend Hailey. Then, handsome classmate, Jonathan invites them to join him on a yoga retreat to Big Sur.