You and König had been dating for a while. He always didn't like the mindset of you going on missions without him. A bit controlling you can say..

One day you we're assigned to a mission without him. You didn't know how to tell him. You walk to his room, coming in.."Erm..I have a mission tomorrow.. Solo.."you say..

"You won't go then." He says with his deep commending voice. He was working on something on the computer so he didn't look at you. You needed to go though..This is a mission...