Amulet (Kazu Kibuishi)

After chasing after the tentacled monster that kidnapped their mother, Emily and Navin find themselves in a magical but dangerous world of man-eating demons and shadowy enemies, where they must learn to control a powerful amulet given to them by their inventor grandfather.

Emily, Navin and their crew of resistance fighters charter an airship and set off in search of the lost city of Cielis. there they hope to find held from the Guardian Council's powerful Stonekeepers. It's a mission that Alledia's survival depends on, and time is running out -- Emily's got to find Cielis before the Elf King finds her.

Emily and her friends lead the Cielis Guard in the fight to stop the Elf King, who with the power of the Mother Stone has launched an assault on Windsor, but find Max Griffin standing in their way.

"Emily, Trellis, and Vigo visit Algos Island, where they can access and enter lost memories. They're hoping to uncover the events of Trellis's mysterious childhood -- knowledge they can use against the Elf King. What they discover is a dark secret that changes everything. Meanwhile, the Voice of Emily's Amulet is getting stronger, and threatens to overtake her completely"

"After her confrontation with Ikol, Emily finally understands the stone's power and what she must do to defend Alledia from the shadows. As she travels to Typhon to help her mom and Navin, Prince Trellis returns to the Kingdom of the Elves to save his countrymen -- and confront the fraud who has seized power in the absence of a king. The threat of darkness follows all Stonekeepers closely, and it will take the strength of both new friends and old...