The police have arrested Prabhat, 21-year-old Rachita, and their friend Aryan in the case.
Police officials stated that Vikram was married six years ago and has two children.
The 32-year-old confessed to the police that he committed the crime. The accused is a resident of Kanasavi village in Lingasugur taluk.
The three teachers made the minor lie on the table before beating him up.
The victim has also informed that the accused punched on her face, cut her lips with blade and tried to strangulate her.
The police added that they restricted down potential hiding places and started looking for her after searching her parent's and relatives' homes.
UP woman cuts husband’s body into 5 pieces with axe.
The incident has sparked a row in the area, with the locals protesting at the Sonapur police station on Sunday.
The police found the minor’s body at an under-construction site near NH-87 later in the evening, with the victim’s eyes gouged out and the clothes missing.
In the afternoon, the kidnapper made a video call to an unidentified person and then proceeded to shoot the journalist.