Suitable for all young demigods, this volume gives you an inside look at the world of demigods that no regular human child is allowed to see.

Half Boy. Half God. All Hero. Honestly, blowing up another school was the last thing I wanted to do. As the son of a Greek God, I've had my share of near-death disaster - and now my arch enemy Luke wants to invade our camp via an ancient labyrinth. If he succeeds, thousands of bloodthirsty monsters will attack.

Book 9.5 is a new, full-length novel in the New York Times bestselling Keeper of the Lost Cities series follows fan-favourite Keefe on his adventures in the human world during the events of Stellarlune.