The accused was identified as Rishabh Singh (22), a fourth year law student, and a native of Bihar.
The victim, who is 19 years old, hails from Uttar Pradesh and stays in a private hostel. According to her complaint, last night she went to an apartment, where four girls from the second-year lived for the preparation of the next month's 'moot court' competition.
Inspector S Vidyasagar of MPV Police Station said, both Rishabh Singh and the victim had had drinks at the apartment.
She lodged the complaint this morning, police said, adding, a case has been registered under section 376 of IPC (rape) and the accused arrested.