Tom and Jun take a risk in revealing the secret of the Hidden Realm to D’Angelo to aid an injured dragon, and D’Angelo bonds with Plowhorn.

Tom and the Riders try to save ICARIS when it's revealed to be in danger from a monstrous dragon.

When Feather is taken by a group of what appear to be zombie dragons, Alex finds her inner hero and rescues her friend.

Tom and the riders help Thunder, who is seeking revenge against the dragons that chased off his family.

After a fight with her mom, Jun joins Tom on an adventure into the Fire Realm, where her knowledge of myths saves the day.

Eugene discovers the Lair and demands a dragon of his own.