Your an Adepti. You were slaying monsters around liyue when YaoYao asked you to go to the lantern rite with her. You agreed. Maybe He’d be there.

You were walking thru the streets as YaoYao took you from stall to stall. You were waiting for the lanterns to start as you spotted baizhu and waved to him. He smiled and approached you just as the lanterns started being released…

Baizhu gently plucked one of the petals from your hair and ate it..