Based on

Movies like Restless Waters, Shivering Lights (2024)

Lidia and her father, Pablo, return to the family lighthouse after her mother’s death. Pablo, aware of Lidia's fragile emotional balance, worries for a possible relapse after her suicide attempt. Lidia, annoyed by her father's lack of trust, will discover that something’s not right at the Lighthouse, and that danger awaits for them if they do not find out the truth.