Jessie decided to explore the world as a 10 year old boy. There was a park down the street from their house. Maybe find some boys around her current age. She grabbed a backpack with her normal clothes so if she had to turn back she'd could. But brought other clothes of varius sizes, ages, and even their cat's spare collar...just in case. So since her room was on the ground floor, she climbed out of the window and ran down the street without being seen.
There at the park there were plenty of kids. Especially boys but she decided to go towards a group of them playing basketball.
"Hey mind if I play?" asked Jessie
"Sure, we need one more to have even players" said one of them who she recognized as a kid she seen hang with her brother sometimes
Jessie actually had fun playing basketball as a boy with them. She played until....