A 13-year-old girl was allegedly raped at a Navi Mumbai orphanage in Maharashtra, police said on Monday, adding that four people has been booked in the matter and the probe was underway, reported the PTI.

Based on a complaint, a case was registered at Khandeshwar police station under sections 64 (rape) and 74 (assault or use of criminal force to woman with intent to outrage her modesty) of the Bharatiya Nyay Sanhita and Protection of Children from Sexual Offences (POCSO) Act, an official said, as per the PTI.