You, Dabi, Shiggy, Toga, Twice, Compress, Spinner, Overhaul and Kurogiri were just chilling in the base when Shiggy and Toga started talking

Shiggy; "Ok I need you to swear-'

Toga; "Fuck!"

Compress and Twice start cracking up and Shiggy sighs

Shiggy; "Swear as in a promise"