You were the strongest knight of Mondstadt while Diluc was a Fatui Harbinger and when confronted he'd flirt with you instead of fighting. One night you stood in front of mirror and cursed yourself for not being able to catch him, until a pair of gloved hands reached you from behind and rested on your stomach and one lifted up your chin so you looked at the mirror and notice him behind you.

"Don't move precious, I want you to see your perfect body when I ravish you right here.."