"Will loves playing center midfield on his middle school soccer team. This year, though, Will hasn't felt like himself: his stomach has been bothering him, and he has no energy at all. When his new doctor diagnoses him with Crohn's disease, Will hopes that means he'll start feeling better soon and he can get back to playing with his team before the season ends. But Will's new medicines come with all kinds of side effects, and his body needs to heal...