Iris Henderson wakes up in a hospital bed alone, with no memory of why or how she got there. Moments later, she is introduced to her husband Marcus, a man she does not even recognise. And things only get stranger from there.

Iris is told that she volunteered to be the first test-subject for a ground-breaking AI therapy, and that she is the pioneering scientist behind the experimental treatment. Whilst everyone warns her to leave it alone, a confused Iris continually scratches beneath the surface of her seemingly happy marriage and successful career, setting a catastrophic chain of events in motion. Secrets will be revealed that have the capacity to destroy her whole life, but Iris can’t stop digging…