Chapter 25

Kristen’s POV

I could almost feel the burn in my lungs as I pushed myself to keep running for another minute and thirty-four seconds. My legs were aching, and I could feel my willpower slipping, but I gritted my teeth together and forced myself to keep going. The moment I reached fifteen minutes, I reduced the treadmill speed until I was at a walking pace and panted with exhaustion.

"You are insane," Melody announced, shaking her head at me.

I didn't answer her right away. I waited till I could talk without huffing out my words and then I spoke. "It's exhilarating...at least when you've finished."

"You ran for fifteen straight minutes."

"That's the point, to train your body to keep at it for longer periods," I said. "When I first started, I could only run at that speed for four minutes; I kid you not."

"Fuck," Melody said, stopping her treadmill. "There's such a thing as overdoing it."

I rolled my eyes and stopped my machine, too. We toweled