San Francisco journalist Dan Vasser is inexplicably transported to the 1980s, where he meets up with his ex-fiancée. He must figure out why he is there and how to explain his odd disappearances to his wife and boss.

Dan is transported back 18 years to warn San Francisco of a looming disaster and prevent a man from entering a life of addiction. In the present, Katie learns Dan has been in contact with Livia, despite his claims to the contrary.