Who are You?

POV Vanya:

The heavy thud of flesh hitting the mat echoed through the training hall. Trent, Kellan, and Kieran laid sprawled on the ground, panting heavily, while I paced the perimeter like a caged animal. My chest heaved. My jaw ached from grinding my teeth.

This entire past week sucked balls. Big, hairy ones. My mood swung so drastically I felt like snapping bones just for a misplaced glance.