Heart of an Assassin

The forest is getting even darker, the trees blocking out any sunlight. You somehow get the feeling you are being watched, and it makes you feel uncomfortable. You keep catching glimpses of something moving out of the corner of your eye, but you can't see it clearly. It's starting to get cold, and you shiver, wishing that you'd thought to bring some warmer clothes.

Suddenly, you hear a scream from off in the trees.

What do you want to do?