Where to Watch Echoes (2022)

Julián Lemar, a best-selling suspense writer, goes on vacation with his family to a cabin in the woods. During a strong storm, the power goes out and a woman shows up desperately asking for help: her husband killed her son and now he wants to kill her. From that moment on, danger and deception are a constant threat and for Julián a hellish night begins until he discovers the truth.