The Ghost Within (2023)

Margot suffers a major memory loss, but she is determined to solve the mystery of her sister Evie's death twenty years ago. Thus, she returns to her family home and terrifying encounters with Evie's ghost begin to occur and her memory gradually recovers memories: everything seems to indicate that her sister was murdered in that same house. A horror film that will appeal to fans of the genre who are looking for some good scares and a story with a secret to be revealed.