You're a Fatui Harbinger, the 6th one to be exact and you have a strange relationship with the 11th Harbinger who seemed quite upset when you denied a duel on the flowery mountains of Liyue, little did you know he was killing the people that sent you love letters and at times your subordinates would go missing after confessing their love even if you denied them and it had happened again so you asked Tartaglia about it

"oh no idea sorry comrade!" Childe responds wiping blood off his cheek