A 17-year-old girl was allegedly gang-raped by her minor boyfriend and three of his friends in Jharkhand's Pakur district, a police official said on Saturday. 

The police have arrested all the accused, three of whom are minors, the official said, adding that the incident occurred late Thursday night in the Maheshpur police station area. 

The officer in charge of Maheshpur police station told the media that the tribal girl has alleged in her complaint that she and her boyfriend were having breakfast in a field late Thursday night while returning from a fair. 

"The girl claimed that after some time, her boyfriend called three of his friends and all of them raped her one by one in the field," he said. Police said they have registered an FIR under relevant sections, including the Protection of Children from Sexual Offences (POCSO) Act, and started further investigation.