Secret Hero & His Flying Lion. The Adventures of Billy Lionheart, #3

In a world where Christ's Millennial reign shapes destiny, immortals walk among men-and secrets hide at St. Lydia's Academy. Billy, a teen with untamed super strength, and his majestic flying lion guardian face peril on a school trip gone wrong. When the lion is poisoned and a tunnel collapses, trapping Billy and his clever friend Bluma, they uncover a deadly conspiracy. Guided by the mysterious teacher Samson, secretly sent to mentor Billy's powers, they race to unmask the murderer before it's too late.
Brimming with thrilling action, superpowers, and Christian themes, this epic YA fantasy adventure is perfect for fans of The Lion, the Witch and the Wardrobe.