A 20-year-old woman was left with a number of injuries to her face and body after she was attacked within an address in Lawfield Road.
Police in Midlothian are investigating following a serious assault in Mayfield.
The incident on Thursday November 23 and the woman was taken to the Royal Infirmary of Edinburgh for treatment.
Officers are following a positive line of inquiry in relation to this incident, however they are keen to trace two potential witnesses to a previous disturbance involving the victim and suspect.
This previous incident took place between 3 p.m. and 7 p.m. on Saturday 18th November on Easthouses Road, outside the Easthouses Miner’s Club.
Two men are believed to have passed the pair at this time and these individuals are urged to come forward.
Detective Sergeant Ian Campbell from Dalkeith CID said: “The young woman has sustained some extremely painful injuries, which required medical attention and despite our positive line of inquiry, we wish to trace members of the public who can assist with our investigation.
“Anyone who seen or heard anything suspicious in Lawfield Road, or who witnessed the disturbance outside the Easthouse Miner’s Club on the 18th November should contact police immediately.
“Similarly, anyone with any further information relevant to this investigation is also asked to get in touch.”
hose with information can contact Dakleith CID via 101 and quote incident 1583 of the 26th November. Alternatively, an anonymous report can be made to the charity Crimestoppers on 0800 555 111.