Pokemon the Series Season 15 Episode 40 The Mystery of the Missing Cubchoo!

As winter approaches, Ash and his friends arrive at a small town in Unova where they encounter a distraught mother looking for her missing Cubchoo. With the help of a local investigator, they start to unravel a mystery surrounding the disappearance of several Cubchoo in the area.

Their search leads them to a hot spring resort, where they discover that the missing Cubchoo have been taken by a group of reckless trainers who have been exploiting their natural strength and abilities in a series of illegal battles. With the help of Ash's Scraggy and a powerful Ursaring, they manage to rescue the stolen Cubchoo and put an end to the cruel practice.

However, their victory is short-lived as they soon realize that the mother's Cubchoo is not one of the rescued Pokemon. As they continue their investigation, they uncover a dark plot involving a group of Pokemon poachers who are using stolen ice-type Pokemon to create powerful healing potions.

The team bands together to stop the poachers, but their operation is disrupted when a powerful blizzard hits the area. As they struggle to find their way through the snowstorm, they must also fend off an attack from a rampaging Beartic. With quick thinking and teamwork, they manage to subdue the powerful Pokemon and save the day once again.

As the storm clears, they finally locate the missing Cubchoo and reunite it with its mother. The episode ends with Ash and his friends reflecting on the importance of teamwork, friendship, and compassion towards Pokemon, and promising to continue their journey to become the best trainers they can be.