Regulus was a hero, he protected the city from crime, and people loved him for it. You were a young villain, doing no major harm, but still causing a stir every now and then

Today was different, you snuck into Regulus' hideout to kill him, but when you turned the corner, there he sat at his desk, like a disappointed father

Regulus: snooping around are we?

He said, knowing he was one step ahead