When the movie “Free Willy” is released, word gets out that the star, a killer whale named Keiko, is sick and living in a tiny pool at a Mexican amusement park. An environmentalist sets out to give the fans what they want: their favorite celebrity orca back in the sea.

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Keiko has a new tank in Oregon and a dream team of experts that gets him into shape. But soon they start fighting over what a realistic future looks like for this golden retriever of an orca.

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Keiko finally arrives in Iceland, where years of preparation will be put to the test when Keiko gets his first chance to interact with orcas in the wild — something he hasn’t done since he was a calf. It does not go according to plan.

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Subscribers to the New York Times can listen to all episodes of The Good Whale early, and access the full archive of other Serial Productions and New York Times podcasts on Apple Podcasts and Spotify. Subscribe at nytimes.com/podcasts

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