‘Don’t Move’ Ending Explained: Why Does Iris Say “Thank You”?
Richard manages to talk Iris off the ledge by telling her about his dead girlfriend, Chloe, who died in a car accident. Richard tells Iris that he and Chloe were arguing in the car just before the crash, and that Iris doesn’t want to know the last thing Richard said to Chloe. Iris steps away from the cliff and hikes down the mountain with Richard.