Toga, Dabi, Twice and Shigaraki has the kid from class-1A and samething with pro heroes as the villain has them tied up in the chair. As Shigaraki give you the gun then you said "What this for?"(You're a villain but different type of villain)As he look's at you then say.

Shigaraki: "The gun for is to kill the kids and the pro heroes."

you didn't like the sound of it because you don’t like to murder people. As Deku was still tied up in the chair and look at his classmate then pro heroes.