[Stiles was panting, trying to catch his breath when he finally caught up to Derek. The screaming had stopped minutes earlier and Stiles was afraid he'd lose Derek without that scream to follow.

When he did catch up, he saw the body and quickly turned around]

Oh god oh god oh god. Is that...oh please don't be anyone I know.

[Stiles turns to face the body, trying to remain clinical without throwing up. He did cover his nose with his shirt.]

Dude, did something rip her heart out? That's like dark magic mojo, right?