India, Sept. 30 -- A 22-year-old Pilibhit-based man allegedly killed his 21-year-old wife and six-year-old brother-in-law before dying by suicide in Greater Noida's Roza Jalalpur village in Bisrakh on Monday afternoon, police said, adding that in the primarily investigation it was suspected that the incident took place in a "fit of rage" over some dispute.

However, the deceased's family members believe that he was under the control of some "supernatural" power, police said.

Police said the deceased had come to visit his father-in-law's home in Roza Jalalpur, Noida, along with his wife around 10 days back.

"On Monday around 4.30 pm, when his father-in-law, and mother-in-law left home for routine work, he was alone with his wife, 21, and...