In this gripping Spanish thriller, a woman named Julia, portrayed by Belén Rueda, embarks on a tense journey to uncover the truth behind her twin sister’s mysterious death. As Julia battles a degenerative eye condition that threatens her sight, she delves deeper into a world filled with suspense and danger. Directed by Guillem Morales, the film masterfully blends elements of horror and mystery, keeping viewers on the edge of their seats. While it did not receive major awards, the film is noted for its atmospheric tension and strong performances. For those interested, it can be viewed for free on 123Movies / Movies123.