A 22-year-old woman from Sikkim, Ati Hangma Subba, was allegedly murdered by her boyfriend at their rented home in Bengaluru's Doddakannahalli. Police said the accused, Purba Lepcha, suspected her fidelity, leading to a heated argument early Sunday. He allegedly killed her using a sharp object. Both had recently moved to Bengaluru in search of work. Investigation is ongoing.