Dark Water (2005) is a psychological horror film that tells the story of Dahlia Williams, a single mother struggling to raise her 6-year-old daughter Cecelia amidst the chaos of her crumbling marriage. The two move into a dilapidated apartment on Roosevelt Island, hoping for a fresh start. As they settle into their new home, strange and unsettling events begin to occur. Cecelia starts talking about an imaginary friend named Kate, who seems to be watching them from the shadows. Meanwhile, Dahlia becomes increasingly obsessed with finding a lost engagement ring that has become a symbol of her failed marriage. The apartment itself appears to be alive and malevolent, as doors slam shut on their own, and strange noises echo through the corridors. As the tension builds, Cecelia's behavior becomes more erratic, and she starts to exhibit signs of possession or demonic influence. As Dahlia delves deeper into the mystery of Kate and the supernatural forces plaguing her daughter, she uncovers a dark history surrounding the apartment building. It becomes clear that the spirit of a young girl named Kate who died in the building many years ago is seeking revenge on Cecelia, sensing the deep emotional pain and vulnerability of this troubled child. As Dahlia's grip on reality begins to slip, she must confront her own inner demons and make a desperate attempt to save her daughter from the clutches of evil. In the end, it becomes a battle between good and evil, with Dahlia fighting to preserve her sanity and protect Cecelia from the malevolent forces that threaten to destroy them both. Directed by Walter Salles, Dark Water is a chilling and thought-provoking film that explores themes of grief, trauma, and maternal love. With its eerie atmosphere and sense of impending doom, it's no wonder this Japanese horror classic has been remade in Hollywood fashion, yet still retains the essence of the original.