Professional photographer Jamie's quantum physicist boyfriend Isaac has gone missing, and is presumed dead. Haunted by his disappearance while attempting to continue with life as normal, Jamie gets more and more wrapped up in figuring out exactly what happened, and is convinced that his disappearance has something to do with Isaac’s research into parallel dimensions. She continues to pursue him until she collides with a shattering revelation.

After witnessing her daughter's abduction during a video call, a former prosecutor races home from Spain, only to become the next target. Hunted by someone who thinks she saw too much, she must risk everything to stay alive... and save the one person she can't live without.