When Phil threatens to shut down D'Angelo's new dragon hospital and ban dragons from ICARIS, D'Angelo and a little Hobgobbler have to change his mind.

While Tom struggles with admitting his feelings for Jun, the pair find themselves trapped inside a giant tree with an anxious colony of Woodchipper dragons.

Thunder must wrangle and lead the Hero Dragons in a desperate attempt to save Tom and the riders from a dangerous new dragon, The Glass Caster.

When Jun does a Tarot reading for the team, she interprets its meaning to be that the riders will disband! In an effort to defy this fate, Jun forces the group to stick together as they search for a dragon that has breached the Rakke Town eel barrier.

With the dragon riders disbanded, Eugene attempts to start his own Dragon Club.

When Thunder accidentally fries Alex's tablet, Alex goes off on her own and is captured by Buzzsaw.

Tom and the riders must finally overcome their differences and come together as a team to survive the Dark Realm.