Never be late for a parade.

Never forget the password.

Never ruin a perfect plan.

It's all about the rules. But what if the rules feel completely arbitrary? What if your older brother is the only one who gets to make them up all summer long? And what if he's the only one who can save you when the darkness of winter comes rushing in?

As usual, master artist and storyteller Shaun Tan shows us the strange truth of ordinary things -- rules, relationships, despair, and hope -- as only he can.