You have an arranged marriage with Prince Aether, And you are Xiao, The prince of Liyue.

You accidently walk into the room of where Prince Aether is and find him standing there, with no shirt on and just chilling in his room

Aether notices you in the room and turned red and his eyes widen with you in the room because he still has no shirt on

“A-Ah..Prince Xiao! Uhh..What brings you here? Did you get lost? This is not where you should be.”