India, Aug. 23 -- A 20-year-old college student and his 39-year-old mother allegedly murdered his father in their upscale Faridabad apartment last month, bludgeoning him with a pressure cooker after a late-night dispute, before wrapping the body in layers of sheets and dumping it in a drain in Surajkund, police said on Friday.

The deceased, identified as Harbir Malik, 47, was a property dealer and financier. He had been living with his wife Sangeeta Malik and son Sahil Malik for the past year and a half in Terra Lavinium, Sector 75, after almost a decade of separation from them. Sahil, investigators privy with the case said, is a third-year BBA student at DAV Centenary College, NIT Faridabad.

According to investigators, the incident occ...