Superintendent David Howieson of Police Scotland initially said there was no evidence to suggest criminal circumstances in their disappearance, however, numerous theories have plagued the internet since.
In the days that followed, Police Scotland launched a huge manhunt, using national and local specialist police resources, including sniffer dogs, marine and dive units, and air support, to try to track them down.
Twin sisters Henrietta and Eliza Huszti seemingly vanished into thin air after sending a mysterious text to their landlord.
Police Scotland has said it had found no evidence to suggest a third party was involved in their deaths but is exploring all possibilities.
Eliza and Henrietta are said to have been very close, doing most things together and saving up to buy their own home.
