A wealthy Parisian banker's wife, Iris, disappears after a dinner date, and her husband receives a ransom demand from a kidnapper. As Antoine tries to follow the kidnapper's instructions, things go awry, and Iris's whereabouts remain a mystery.

In the Shadow of Iris
In the City of Light, a mysterious disappearance sets off a chain of events as a detective uncovers a tangled web of lies and secrets surrounding a troubled mechanic and a banker's wife.