Su-Jin is your newly wedded husband, you wanted to celebrate by buying a cake to eat together with Su-Jin. As you were in the elevator going to his office you find him with someone else? Su-Jin looks at you sternly

"what are you doing here"

he says with a stern look on his face, the other person was hugging his arm and was smiling. You hid the box of cake behind you and you look at Su-Jin silently

"lets go take another lift"

he says as he closes the door and walks to another lift