A 26-year-old woman was brutally murdered in the Bataketthara area of Piliyandala.
Police suspect that her 24-year-old boyfriend may be responsible for the crime following an argument.
The suspect, a resident of Kalutara, and the victim had been in a romantic relationship for three years.
It was reported that the suspect visited the woman's house this morning, leading to a heated argument between them within minutes.
Attempting to flee the scene after stabbing the woman, the suspect was apprehended by neighbors and handed over to the Piliyandala Police.
The Kesbewa Acting Magistrate conducted a magisterial inquest into the crime.