Max has an old piece of paper called a postage stamp, and it’s more than 400 years old! But before long it leads Max into some very sticky situations.

A tiny piece of paper from the year 2019 might not sound very interesting to most people. But Max and Oscar – Bluggsville’s sharpest sleuths – aren’t most people! Max has a hunch that this ancient patch of paper might be valuable, and extremely rare.

Max is right – this isn’t just any old piece of paper. It’s a strange, sticky thing called a postage stamp, and it’s more than 400 years old! It’s an exciting discovery, but before long, it leads Max and Oscar into some very sticky situations…