"Addie Sullivan leads a quiet life in a northern California lighthouse. She mourns the death of her father and endures her mother's bitterness, until the night a storm brings an injured stranger and a dark secret to her home. The man insists she is not who she thinks she is, but rather "Julia Eaton" -- the child long lost and feared dead by her wealthy family. Seizing the chance to be reunited with the Eatons, Addie leaves her lighthouse home but...

Katie Russell loves working as a telephone operator in Mercy Falls, California. But since childhood she has been expected to marry well. Her family presses for an engagement to wealthy bachelor Bartholomew Foster and though he doesn't stir her heart, their engagement promises a secure financial future.Working the phone lines one evening, Katie overhears a chilling exchange between her friend Eliza and a familiar male voice. Katie soon learns that...

Addie Sullivan takes a job as a governess at a lavish yet mysterious estate in an attempt to decode her heritage, but she and Lieutenant John North discover the estate's secrets while cultivating a romance.