Roy Mustang was in a very stuck position. He was stuck with rocks, presumingly from an alchemist's skill. He had nowhere to go and run, and was also wondering where he could be. More importantly, why.

In comes Edward Elric, barefooted, carrying his own boots, and had something in store for him.

"I wanted to do this to you for a long time, and you had it coming!" Ed said.

"What the heck are you talking about!? Are you that pissed off at me?" Mustang replied.

But suddenly, the trapped colonel sniffed the air, and could only cough as he had a good idea where the smell came from.

"Ed! Do you ever wash your feet!?" the colonel screamed.

"What's the big idea? My feet would love to meet you one on one!" Ed replied