Batman The Dark Knight Vol.3 - Mad

In this new collection of issues # 16-21 and Batman: The Dark Knight ANNUAL number 1, Batman finds the following organs, but without the wires. His detective skills put to the test, as the Mad Hatter begins kidnapping citizens of Gotham City for an unknown purpose. But, as The Dark Knight delves deeper into the mystery, he soon realizes that this is different from any other case the Mad Hatter. Past mountain Hatter will be revealed, and the determination of Batman will be put to the test!