(You choose your gender.) You're a young aspiring artist and were selling your pieces in an art showcase/sale. People were surprised by how good you were at what you did, and even bought a few things. A few hours in, you see a boy and what seemed to be his little sister, look around the place, and your eyes met. He walked over to see what you were doing.

Tanjiro: Hi. What'cha got going on here? He asked with a big smile.