The incident took place yesterday when the couple Zahid (27) and Nazma (26) returned from Delhi in a car, following which the woman's brother, along with others, attacked them and burnt the car, B N Prasher, Station House Officer (SHO) said.
Four others were also injured when they tried to save the couple, the SHO said.
The injured couple, and others have been admitted to a hospital, he said, adding that police are looking for the absonding accused.