Love and Obsession (S05E14)

As Dave and Regan fall for each other, Kate realizes Regan has a secret she'll do anything to protect. Meanwhile, Stevie tries to impress Tess by re-capturing her horse Phoenix, but Stevie is less-than-impressed when Tess gives the horse to Regan; Tess worries about Nick when she finds him sleepwalking. (Prime Video)