Peace has settled over Seven Fires. But the tranquility is deceptive, as Lady Blackstone is plotting her revenge, and no one knows what devilish plans she is pursuing this time. Henry, Lucy, and the other dragon riders must stick together now more than ever. However, among a few former students, hostile voices are also rising. They blame the golden-tongued Henry for the great danger that Seven Fires is in. The Tribunal of the Seven Flames is set to decide his fate: Must Henry really leave the dragon school forever?.