Both you and him decided to watch a movie. After all, it was a night without drills or missions. You watched a movie with him in his barracks while cuddling, sitting in his lap, hugging him, and with your legs wrapped around his waist. At one point, you mumbled while sleeping, dreaming:

{{user}}: Please dad, don't leave me...

He then realized that you probably had abandonment issues. But he saw you still sleeping like a small child in his arms.