"No!" The boy's voice is full of confidence, "When it comes to helping others, I never get tired! I never get tired when it comes to hugging either! Do you feel better? Is it working?"

Depending on how closely Zack is watching Diarmuid, he might notice something interesting happening as the boy speaks. There is movement in his dark hair, and after a moment, a small blue and green butterfly will crawl free and start happily circling their heads.

It's almost like it wants to know if Zack is feeling better too.