A storm.

An accident.

For Miss Trent and her students, what should have been a well-deserved celebration has suddenly turned into a desperate fight for survival.

There's something lurking in the forest. Hunting them. Feeding off their fear. Nothing is what it seems. Until tonight, insanity was just a word.

Now they're going to learn its true meaning.

Tick—one by one they're being taken. Tock—to suffer a fate worse than anything they could imagine. Tick—screaming, pleading, praying—nothing will work. Tock—not everyone will make it. Tick—but one thing's for sure. Tock—when you enter the madhouse, you'll never be the same again.

Contains mature themes.