Arrow Lake Testing Your Worth

Before she could open her mouth to retort —her eyes shot open, the sight of her brother falling right before her eyes nearly causing her to lose her footing. 
"Koa!”
She yelped, sliding down further and skidding to a stop, taking a few steps back and peering down.
"Are you alright!? Hey— Koa!"
She paced back and forth against the edge of the rock, gazing down with a strong look of concern plastered onto her face.