Following the Yellowstone fires of 1988 , Henry ( Rich Sommer ) takes a job as a fire lookout in Wyoming after his wife develops advanced early-onset dementia . On his first day , Delilah ( Cissy Jones ) , a lookout in another watchtower , contacts him via walkie-talkie and asks him to investigate illegal fireworks by the lake . Henry discovers a pair of drunken teenage girls , who accuse him of leering . On his way home he comes across a locked cave and spots a shadowy figure watching him . He returns to his watchtower to find it ransacked . The next day , Delilah asks Henry to investigate a downed communication line . He finds it cut , with a note apparently signed by the teens . He and Delilah plot to scare the girls off , but when he finds the girls ' campsite ransacked and abandoned , they begin to worry . A note left at the site blames Henry for wrecking their camp and stealing their belongings
Yellowstone fires of 1988
Yellowstone fires of 1988
Firewatch