While on a business trip to Seattle, Amy Whelan vanishes. Her husband Jack, an ex-LAPD officer, visits the city to search for her -- only to uncover more unanswered questions. Meanwhile, nine year-old Madison starts behaving erratically.
Jack’s desperate search for Amy continues, as he scours Seattle but finds that her movements offer more questions than answers. Meanwhile, Madison finds herself in a train station with a ticket to Seattle, an envelope of cash and a mysterious key.
Jack returns home to find Amy sleeping in bed. While she has an explanation for her disappearance, Jack is worried about her mental state. Meanwhile, things get dangerous for Madison as she hitches a ride to Seattle, determined to evade capture.
Gary reveals a strange link between his former client and Amy. But, just as Jack and Gary start to put the pieces together, they hit a literal dead end. Meanwhile, Madison arrives in Seattle and threatens an old acquaintance.