The lakhanpur police on Sunday arrested one Rudreswar Seth of Tingismal village for allegedly killing Sanjay Gardia, of Khairkuni village on Thursday evening. The police also seized a country-made gun used in the murder from the accused. Sources said Gardia, an employee at the MCl’s GM office in lakhanpur area, was attacked by Seth while he was returning home from his office by a motorcycle. During interrogation, Seth attributed the murder to triangular love affair confessing that he killed Gardia as he was interfering in his love affair with a girl of his village. The accused would be forwarded to court on Monday, said Brajrajnagar SDPO Churamani Naik.