The series takes place at a luxury resort, where literally any fantasy requested by guests is fulfilled, although they rarely turn out as expected. Serving as steward of this mysterious island is Elena Roarke, a descendant of the iconic Mr. Roarke. Elena set aside her own ambitions, and even the love of her life, to uphold her family’s legacy. Sophisticated, insightful and always charming, her calm exterior masks the challenges of the responsibilities she has assumed. Assisting Elena is Ruby Okoro, a young woman with an old soul who arrives on Fantasy Island with a terminal illness, and is given a new lease on life there; and pilot Javier, who also is the head of island transportation and a jack of all trades.
A bookworm who wants to say yes to life goes back in time to meet her favorite author, and a competitive survivalist learns that the ultimate challenge is something he hasn't trained for.
Flamboyant, eccentric Eileen wants to spend time with her estranged daughter and her family, but they refuse to see her. Meanwhile, disillusioned physics professor Charles wants to know if there is something more out there.
Two adventurers, whose marriage has grown stale want to have the ultimate adventure together. Meanwhile, after sleeping for 35 years, widower Brent, must decide if he is ready to face his grief awake.
Roarke welcomes a local morning show host, Christine Collins, who has a simple fantasy: she wants to eat. And eat. And eat. But when Christine gets to Fantasy Island, she'll realize that she's hungry for much more than food. Roarke's other guests include Ruby Akuda, who arrives on Fantasy Island with her husband; Ruby is afflicted with a terminal illness and is given a new lease on life.