How do you sleep in a twin bed with someone?

I'm in college. As such, I have a twin bed in my room. I have a private room so no room mate and thus no other bed.

My boyfriend is coming to visit for our first sleep over. How do we sleep in the same bed?

He sleeps in the fetal position and I sleep on my stomach with my elbows out so my body forms a "T".

So. How do you propose we sleep?
How do you sleep in a twin bed with someone?
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