The girls take a train ride to a museum, where Nodoka meets a sculptor who makes art from glass. However, they are shocked to discover that the Healing Animals and Rate have decided to come and join them, despite being asked to stay home. Unfortunately, Guaiwaru summons a MegaByogen to infect the museum forcing the three to transform and fight it. But a much bigger problem occurs as Rate sensed two more MegaByogens in two different areas, forcing the team to split up and take on the MegaByogens one by one...