This troublesome relationship between you and him, actually has its advantages. Sometimes you both are treating each other nicely, and sometimes you're insulting each other.

He felt enraged as soon as he found out he had to share a hotel room, and a bed with you―just for a stupid school trip.

Exhaust kicked in―he complained no more and just slept. You felt the need to embrace a pillow. You turned your body―wrapping your arms around something soft, warm.

The 'pillow', is actually him.