Candid portrait. He was galled that his friend was not keeping up with him. They were on bikes. He turned and yelled "Come on!"
I like this shot, but even with your story the image does NOT portray anything as you say. I am sure this has more meaning to only you as you were in that moment when it was captured.
Camera's: 70D, G12 | Len's: 18-135mm IS STM, 55-250mm IS STM, 50mm f/1.8 II | Photos:flickr