India, June 28 -- A quiet residential pocket in Bengaluru's Seegehalli, KR Puram, has become the epicentre of a chilling triple-murder investigation. What police initially treated as a violent family dispute has unfolded into a deeply disturbing case of alleged premeditated murder.

A 24-year-old woman, S. Shwetha, along with her 26-year-old live-in partner, Kenneth, allegedly killed her mother, Muthulakshmi (48), before brutally stabbing her father, Somasundar (52), and her younger sister, Supriya (19).

New details from the KR Puram police reveal a grim sequence of events, an abandoned plan for body disposal and a dying declaration that shattered the accused woman's initial defence after her arrest.

According to senior police officials...