Ash, Pikachu, and Brock decide to go to Cerulean City. Misty attempts to convince her companions to skip Cerulean City completely – a plea which falls on deaf ears as Ash is determined to challenge the gym leader at the Cerulean City gym. Upon arriving at Cerulean City, Ash and Brock realize that Misty did not follow them. At the Cerulean City gym, Ash and Pikachu meet the water ballet performers known as the Sensational Sisters – Cerulean gym sisters Daisy, Violet, and Lily – who happen to be the Cerulean City gym leaders. The sisters report that their pokémon are all at the Pokémon Center following crushing defeats from other Pallet Town trainers. They offer Ash the Cascade badge for nothing. However, a surprising forth gym leader suddenly appears and challenges Ash to a battle for the Cascade badge!