Marcus Fith doesn't believe in magic. And why should he? Marcus and his twin sister, Ellie, live in the loft above their grandparents magic shop, and he's all too familiar with the hand buzzers, card tricks, and fake vomit kits. So, imagine his shock when he stumbles upon his grandfather hiding something in a secret room in the magic shop—the one that all the rumors are about. Join Marcus and Ellie as they unravel a laundry list of family secrets, and are thrown into a world they never knew existed. Not only is the family business is a front, but Marcus has to develop his powers before the Dun-Bahr find him and assimilate the magic he was born to protect. Will they survive? Will they find their parents? First Marcus and Ellie must discover the secret their grandparents have been keeping from them all these years. It all comes down to what's hidden at the Magic Shop.

If knowledge is power, then what is a secret? When Marcus, desperate to be included in the search for his missing sister, wishes for a sign—some way to help—he gets... a cat? Ellie’s guardian arrives unannounced to deliver a plea for assistance, and a cryptic warning that only Marcus can work out. Only, he’s too late. Shadow magic has been released into the world again, and with it, the rise of the Shadow Master looms imminent. Now, with time against him, Marcus must cross into another world on a magical adventure, and team up with pirates and dragons to fight against the mystical forces mounting against him and his family in an attempt to keep him from his sister, and the secret part they all play in the Shadow Master’s plan to return to power. How will Marcus succeed? Well, he has a few secrets of his own.