Body Language

You can pick up a lot based on posture, how people move and how people hold themselves relative to others.  In fact, dogs seem to be much more attuned to posture and gait than to face and expressions.

These two girls were almost skipping.  They were clearly with the old man and projected an aura of contentment.

Starting across M-99.  Girls carrying large soft drinks.

Yup, they are together.