Soulmate AU where people have the half of a tattoo and when you meet your soulmate it gets complete.
Imagine Person A of your OTP thinks their soulmate is in another country because they haven’t found each other and starts to travel the world to find them. After 1 year A is home again and very sad and makes an appointment to cover their soulmate tattoo because they give up.
When the tattoo artist enters and wants to start covering the tattoo Person A sees that it’s complete and when they look up they see Person B. Their soulmate.