Ultraman Ace: S1 E33 - Shoot That Hot-Air Balloon! Ultraman Ace

A rumor spreads that children who ride the Balloon "Baron" become good kids, but this is all the plot of a terrible-monster. The terrible-monster sucks away all the children's energy, leaving the kids energy-less. TAC agrees to attack the balloon, but the education-focused mothers strongly protest against this decision.