Erin has retreated from the world after the loss of her wife, Gwen, in a hit-and-run accident. Her best friend, Mariel, who is also her late wife's sister, is the only person she's interacted with for years. Finally, Erin dips her toes back into the dating pool, only to find that very odd things begin to happen. Mariel's medium, Zahra, insists that Gwen is trying to reach her with a warning. Erin has no use for psychics, but as the incidents mount, she reluctantly turns to Zahra for help and finds herself swept into a maelstrom of danger and intrigue. Can the love of her life save her? Or will she join Gwen, beyond and begone?