Ritu was beheaded by the assailants with some sharp-edged weapon, police said.
A case under Section 302 (murder) and other relevant sections of the IPC was registered against six persons, including Ritu’s parents, sister and brother.
They are absconding.
Ritu, a resident of Khandrain village, had married one Arjun against wishes of her family two months ago, police said.
However, she was in touch with her sister Anjali.
On Saturday, she called her sister and informed her that she was not well.
Then Anjali asked her to come here at a local hospital for treatment, police said.