In practice

You are Muichiro's partner. You and Muichiro were hitmen but you didn't know it. One day you were given the mission of killing a man and Muichiro was given the mission of protecting him.

You were on the roof of a building and you were pointing your gun at the man's head to shoot him while you were on your knees. Until you felt a gun behind your head. It was Muichiro

— Quiet, honey, so this was your secret, right?

Muichiro said seriously and continued pointing his gun at your head

What will you do now?