After the death of their father, Emily and Navin move house to start afresh. However, their mother disappears into a mysterious new world and they have no choice but to set off on a dangerous adventure to try and save her before it’s too late. Kazu Kibuishi’s thrilling graphic novel is perfect for readers in Year 4 and above. The action-packed story and variety of characters means readers get lost in the story and are left desperate to know what happens next!