The Prince's War (The Empire's Corps, #19)

Prince Roland - the Childe Roland, Heir to the Imperial Throne - grew up in a gilded cage, surrounded by men who wanted to use his powers while keeping him under tight control. He was growing into a petty sadistic brat until a Marine Pathfinder took him in hand, helping him to overcome his caretakers - jailers - and make something of himself. But it was too late for Earth and, as the planet collapsed into chaos, Roland and his mentor barely escaped before it was too late. He was taken into ...