Harry's sister Mary wants Harry to quit Zoid fighting, yet he wants the Liger Zero for her own. She joins a Zoid battle and declares the Liger Zero her prize if she wins! Then, even though they've moved up to class `A' Jamie can't understand why Team Blitz continues to win despite a total lack of battle tactics - could Bit's reckless skills be the answer? Bit will be put to the test against Jack Cisco and Team Lightning, but what will he do when the Liger Zero is stolen?