A 21-year-old woman, along with her her fiance, was arrested for killing her ex-boyfriend after he threatened her over leaking her nude pictures, police said on Saturday.

The accused were identified as Dolly Choudhary, 21, and her fiance Manish Choudhary, 28, they said. A case was registered on August 16 based on a complaint by the victim's father, police said. Sushil Kumar's family told police that he was in a relationship with the woman for last six-seven years and about a year-and a-half back she started living with a person named Mohit Mavi in Greater Noida, Randeep Singh Randhawa, Deputy Commissioner of Police (Central) said.