The block secretary of a local political outfit, Bahujan Samaj Sadan, was killed by unidentified miscreants in the district, police said on Friday.
Sources said the throat of 40-year-old Nilkanth Choudhury was slit a little away from Parasnath station.
The motorcycle of the victim was recovered from a paddy field, sources said.
Denying involvement of Maoists, SP, Asim Vikrant Minz said the killing was apparently a sequel over a personal enmity.
Nobody was arrested in this connection, police said.