But you're a prosecutor, and you're talking about a killer. Many of the killers you had convicted in the past faced the death penalty, and that was justice! I wouldn't say this is exactly like court, but... isn't this similar? Determining who the criminals are with your prosecutor skills, and having them sentenced to execution so they won't be able to hurt any more innocent people?

Besides, I'm here to help you! It's a detective's job, too!