Police are seeking witnesses after an alleged targeted incident at Lillydale Lake last weekend.
Yarra Ranges Crime Investigation Unit detectives are investigating the incident which occurred at about 11am on Sunday 11 August.
It is believed there were several witnesses to an incident involving a male targeting a female and male at the northern end of the park.
Any witnesses are urged to contact Detective Noy at Yarra Ranges CIU on 9739 2401.