On their way to Mount Silver, the gang come across a hot spring and meet Nelson who is looking for an Entei. Ash, Misty and Brock decide to release their Pokemon for them to enjoy the hot springs and hot sand. Team Rocket appear pretending to be researchers in order to steal Larvitar. After escaping from Rocket's truck, Nelson and his Misdreavous meet Ash again.Nelson wants to battle Ash, so Ash sends out Phanpy first. While battling, TR steal Misdreavous after they find out how powerful she is. Rocket then steal all the wild Pokemon in the hot spring as well as Brock's Pinco. When Brock chases after it, Pineco evolves into Forretress. After Rocket over-powers their machine, it causes the hot spring to get out of control. But then, Entei's flamethrower saves the spring and blasts TR away. Nelson then tries to catch Entei, but it uses roar to escape.
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