博客來When Hannah is sucked into a vicious whirlpool in her effort to rescue kitten Leo, she finds herself entering Neptune’s Undersea Kingdom where she reawakens terrifying sea monsters from the depths of the sea.
The trouble is... Hannah is unable to return home until she’s overcome her fear of the water, defeated the sea monsters, and solved the code that she broke upon entering Neptune’s Kingdom.
With the help of her new friend, Marcie the Mermaid, will Hannah succeed?
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Perfect for children aged 7-10 seeking an undersea adventure into the unknown.
