Four persons, including a woman and her two children, were today found hanging under mysterious circumstances at their house in Chaitain village of Tohana district, police said.
The deceased have been identified as Sonia (23), wife of Krishan Kumar, Kajal (5) and Raman (2) and a neighbour Kulbeer Singh.
The family members of the woman have alleged her in-laws murdered her and hanged the bodies later.
Police said possibility of an extra-marital affair having led to the incident cannot be ruled out.
Additional superintendent of police (ASP) Gangaram Punia said the matter is being investigated.
A case of murder has been registered against the deceased woman's brother-in-law Jile Singh on the complaint of her brother Rajesh.
The bodies have been sent for postmortem, they said.
