In ""Mermaid and the Matchmaker"" the mermaid, Nyah asks Mr. Roarke to end her immortality, but upon Mr. Roarke's refusal to do so she threatens to seek revenge on him and Fantasy Island.
And in ""The Obsolete Man"" young man who may be replaced at his job by a computer, wants to feel like his life has a purpose once again.
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Ready to Watch Fantasy Island, Season 7, Episode 18?