SHADOWSEA takes Lily, Robert and Malkin on their biggest adventure yet, all the way to New York City and to the depths of the ocean, where secrets never stay submerged for long...
Swept into the bright hustle and bustle of New York, Lily, Robert and Malkin discover that danger lies beneath the city's surface. For there are chilling goings-on... a strange boy held captive who needs their help, and a shadowy professor with a treacherous plan.
Searching for clues, Robert and Lily are plunged into deep water... But will they uncover the deadly truth in time to survive?
When a travelling skycircus arrives in Brackenbridge, Lily and Robert can't wait to step aboard... But there's something sinister about the hybrid children who appear as part of the act. And before Lily and Robert can do anything, they're captured by shadowy figures and whisked off in the mysterious flying circus to somewhere far, far away... Treachery, tight-ropes and trickery combine in this incredible third Cogheart adventure...
When escapologist Jack Door breaks out from Pentonville Prison, he sets out for the town of Brackenbridge, determined to find his missing treasure, the Moonlocket. But when Lily and Robert unwittingly find themselves caught up in Jack's search, they discover that Robert's history holds the secret to the Moonlocket's whereabouts. Determined to solve the mystery, Lily, Robert and Malkin the mechanical fox, set out for London on an adventure full of danger, family secrets and long-buried treasure.
When thirteen-year-old Lily's inventor father vanishes on a routine Zeppelin flight, Lily's determined to find out the truth behind his disappearance. But she's not the only one searching for her father; there are silver-eyed men in the shadows who will stop at nothing to find him. With Robert, the local clockmaker's son, Lily travels to London, where they soon discover that she holds the key to the mystery... a mystery closer to Lily's heart than she could have ever imagined.
