[Every boy has a hobby. One of this boy's hobbies is unfortunately roaming around in the forest, imagining he's a feared mass murderer and stabbing trees, pretending they're his victims. Could he know that this is a place where trees hit back? Probably not. Therefore you see 1) a very pissed of mutated tree with a knife in its back,
chasing 2) Oskar, whose first word in camp will be:]
HEEEEEEEEEEEEEEEEEELP