Sister Abhaya murder case verdict: 28 years later, both accused found guilty The verdict in the case came 28 years after Sister Abhaya, a 19-year-old Catholic nun, was murdered and her body dumped inside the well of a convent in Kerala's Kottayam. Updated: December 22, 2020 2:41:48 pm Sister Abhaya’s body was found in the well of the St Pius Convent in Kottayam on March 27, 1992. A special CBI court in Thiruvananthapuram on Tuesday has found Father Thomas Kottoor and Sister Sephy guilty in the murder case of Catholic Sister Abhaya. The verdict came 28 years after Sister Abhaya, a 19-year-old Catholic nun, was murdered and her body dumped inside the well of a convent in Kerala’s Kottayam.