In a small coastal town, the lives of the residents crumble when a wealthy businessman is found dead in his luxurious mansion, right during a gala party. On the night of the tragedy, a diverse group of guests, ranging from the ambitious socialite to the mysterious artist, gets caught up in a whirlwind of secrets and lies. As the waves crash on the shore, Detective Samuel Blake, a veteran of the local police with a keen sense of observation, is called to solve the enigma.
As Blake interrogates each of the guests, the shadows of the past begin to emerge. The deceased's wife, trapped in a loveless marriage, reveals her own dark desires. The young aspiring painter, who dreamed of fame, has a hidden motive that could tie his ambitions to the tragedy. Each character contributes a piece to the puzzle, unveiling a complex portrait of envy, seduction, and betrayal.
With a visual style that evokes the atmosphere of film noir, the detective navigates between light and shadow, trying to unravel the hidden truth. But as they draw closer to resolving the mystery, Blake realizes that the culprit may be closer than he imagines, leading him to an unexpected climax where loyalty and revenge collide on a night that will change everyone forever.