The victim, who had an affair with a middle aged man, was strangled to death by her father Nepal Singh and four of her relatives- Karamvir, Bijender, Sonu and Ashu last evening, Superintendent of Police (Crime) Kalpana Saxena said here.
Later, the enraged family members also attacked the girl's lover Manchand(55) with sharp weapons, leading to severe injuries to him.
The victim succumbed while being taken to hospital, Saxena said.
Meanhwile, a case has been registered against the accused while further probes are on, the SP added.
