The female was stabbed in the neck area and her remains were discovered by the Medirigiriya police in a stream of a paddy field.
The murdered victim has been identified as one Dissanayake Mudiyanselage Mallika Kumari Dissanayake (26), who is a resident of the Biso Uyana area in Diyasenpura.
The man, identified as one Supun Prasad Gunaratne (27).
Initial investigations have revealed that they have been involved as lovers despite both being married to seperate partners.
After killing his paramour, the man had returned home and written a letter, before hanging himself from a tree behind his house.
Further investigations are underway.
(Report & pics : W.A. Piyatillake - Polonnaruwa corr.)