A man allegedly killed his friend in Nagpur city by slitting his throat over a love affair, following which he was arrested, police said on Wednesday. The incident occurred in Kapil Nagar area late on Tuesday night and the deceased was identified as Amandeep Singh alias Paji Kuldeep Singh Rajput (22), a resident of Guru Tegh Bahadur Nagar.

"Singh and accused Samyam alias Shammik Bagde, a resident of Mhada Colony, were good friends. The latter had an affair with a young girl. He had introduced her to Amandeep. However, a few months after that, the relationship between the couple soured and they parted ways," a police official said.