Police recovered bodies of four youths in front of the Panchrukhi Government Primary School of Satgram union at Araihazar upazila in Narayanganj early Sunday.
Identities of the deceased could not be known immediately.
Local people spotted the bodies and informed the police. There were injury marks on the bodies. The bodies were sent to Narayanganj General Hospital, said Araihazar Police Station officer-in-charge MA Haque.
Two home-made pistols and a microbus were recovered from the spot, the OC added.