The accused, identified as Deepak, a computer centre operator, raped the victim on Saturday along with his friend at a gunpoint. She had gone to the centre to fill an on-line form, they added.
Additional Superintendent of Police Vidyasagar Mishra said main accused Deepak has been arrested and hunt is on to nab his accomplice.
As the victim and the accused belonged to different communities tension prevailed in area due to which force has been deployed as a preventive measure.