For many years, Nathan Harper has had the uneasy feeling that life with his family isn’t quite what it seems. As he draws closer to uncovering the truth, he is hunted by assassins, forcing him to flee with his neighbor, Karen, the only person he can trust.

A man steps out of a park fountain in Ho Chi Minh City with no recollection of who he is or where he came from. As he wanders through the city, piecing together clues to his past, he is relentlessly pursued by mysterious figures.