Cold Fish (2010)

In this suspenseful film directed by Sion Sono, Shamoto, a tropical fish shop owner, befriends Murata, a charismatic yet secretive figure. As their friendship deepens, dark secrets unravel, blurring the lines between good and evil. Starring Koji Yakusho and Denden, the film explores the human psyche's depths, offering an emotionally charged experience that questions the facade of normalcy. Sono's work is a psychological horror masterclass, making this movie a must-see.