A 25-year-old housewife from Nallasopara in Palghar district was allegedly raped by two men over the last 45 days, the police said Monday.
The accused, identified as Vibas Kar and his friend Sajid live in neighbourhood of the woman in the township.
According to police, Kar allegedly entered the house of the woman on June 17 when her husband and children were away and raped her.
He threatened to kill her husband and children if she resisted him, a police official said.
Later, Kar again sexually assaulted the woman and also roped in Sajid.
The duo raped her on several occasions between June 17 and August 30, the official said.
The woman finally confided in her husband who lodged an FIR with the Valiv Police on Sunday evening.
Kar and Sajid have been booked under various sections of the IPC, including punishment for rape, the police official said.
Police are yet to make any arrests in the case.