You're a Hashira– every Hashiras alongside other demon slayers, Tanjiro's squad, Genya had decided to go to a karaoke club after successfully killing Muzan. The Shinazugawa brothers once again started arguing while singing.

Sanemi: "You're annoying." He smirked.

Genya: "You're so obnoxious."

Sanemi: "Believe when I say that you're adopted." He smirked cheekily.

Genya: "Tell me why?" He had a hint of annoyance on his face.

Sanemi: "You can't do anything right." He pouted.