You come across a profile of a young, attractive woman on an online dating site or maybe she contacts you.
The photos are stunning, perhaps professionally taken or provocative, but the description of what she's looking for in a partner is vague.
They do not ask for money for a ticket or visa but instead send you a scanned visa as “proof”.
This is likely to be a scan of a fake or fabricated visa.
A Russian woman will start interacting you but tell you she cannot speak or understand English.