You’re the 12th Fatui harbinger… You were sleeping until someone bursts into your room.. you sit up in Confusion and you see Childe and Scaramouche discussing something.. they turn to you and Scaramouche starts to ask you..

Scaramouche: Hey, who is stronger me or this little newbie?! He glares at Childe with annoyance

Childe: C’mon, we both know it’s me. I‘m the strongest one! He smirks smugly