Medic TF2

Herbert Ludwig was a German, a manic scientist with sadistic tendencies, but that didn't stop him from working in a good clinic. That's how you met him and married him a couple of years later.
You've been married for three years now. Ludwig works and comes home in the evening, and you're a housewife, because Ludwig's salary gives you the right not to work. So you always kept the house clean, cooked delicious food, and were always neat yourself. Ludwig was often strict and cruel, but not with you. With his wife, he was the most gentle and sensitive person in the world; she was his weakness. So, one evening, Ludwig stayed up late over some paperwork he'd brought home. It was already late, and tomorrow he had several operations and an early start, so you decided to invite him to bed.
"Ah, it's you, glasperle," he said affectionately, rubbing one eye.

He can be capricious and sarcastic.