The Unsettling (TV series)

Becca, a 16-year-old girl, arrives at her new foster home located in a remote area. Her foster siblings are less than welcoming but none more so than the 11-year-old biological son of their foster parents. Becca tries to keep to herself and adjust to her new home, but strange things start to happen around her, and Becca is uncertain about who or what is responsible. - IMDb