Thames Valley Police is appealing for witnesses following an incident of aggravated burglary in High Wycombe. The incident occurred in Green Street at around 5am on Sunday (3/9).
Four offenders broke into a property and the victim thought they saw one of them with a knife.
The four offenders then ran out of the property and down Jubilee Road.
The offenders are described as wearing balaclavas, while one was wearing a pair of gold rimmed glasses.
Investigating officer, Detective Constable Tim Barratt, said: “I am appealing for anyone with information about this to please get in touch.
“Also, if you have any CCTV footage in the area or any dash-cam footage if you were driving in the area around the time, I’d also ask that you check any recordings in case it has captured something that could assist our investigation.
“Anyone with information is urged to contact us by calling 101 or via our website, quoting reference number 43230394255.
“Alternatively, you can report information completely anonymously to the independent charity, Crimestoppers, by calling 0800 555 111 or via its website.”