Sea of Love (1989)
In "Sea of Love," seasoned New York detective Frank Keller grapples with his tumultuous emotions after two decades on the force and the recent departure of his wife for another man. As he teams up with a fellow officer to delve into a string of murders tied to lonely hearts advertisements, Frank finds himself entangled in a complex relationship with Helen, a key suspect in the case. His growing obsession with her not only complicates the investigation but also threatens to lead him down a perilous path.
