In this 2018 episode, Andrea's husband secretly operates a Ponzi scheme for 15 years, stealing millions of dollars from investors, including their family, friends and neighbors. This is her story of how she found out about the scheme and what's happened to her life since.

Marni is one of the 147 million Americans whose personal information was exposed in the Equifax data breach. She immediately takes action, freezing her credit and signing up for a credit monitoring service. Marni thinks the ordeal is behind her until she finds that despite her efforts new accounts have been opened in her name. Marni's scammer has found a way to unfreeze her credit. Marni takes additional action to protect her credit, but the scammer is just getting started.

William Neil Gallagher has made a name for himself as a financial wizard, publishing several financial self-help books and hosting a radio show. Known as the "Money Doctor," Gallagher handles investments for members of his close-knit Christian community in Dallas. Many of his clients are seniors, lured in by Gallagher's prestige and promises that he cares not just about their money, but about them, too. Little do his clients know that Gallagher not only does not have the license required to offer investment advice, he also has not been investing their money at all. Gallagher is perpetuating a Ponzi scheme.

Most people in Dallas, Texas, know William Neil "Doc" Gallagher as the "Money Doctor." The radio host and author of financial self-help books holds himself up as a pillar of his close-knit Christian community. Doc uses his smooth radio voice to emcee for Dallas' much loved Senior Follies singing group. He offers financial advice to anyone willing to lend and ear and lavishes friends and acquaintances with gifts. But all of Doc's good deeds come with sinister strings attached. The "Money Doctor" is using his power and influence to steal more than $20 million from investors in a Ponzi scheme.

This 2018 episode tells the story of the elusive French psychic Maria Duval. A letter arrives in the mail from Maria, she warns you of danger, but promises good fortune — if you send her money. This is the setup for one of the longest-running scams in U.S. history. These predatory letters were sent to millions of Americans and raked in over $200 million. Who is Maria Duval, and is she really the mastermind of this fraud scheme?

This 2018 episode tells the story of Jeff Caldwell. Jeff has lived for decades as a couch-surfing con man preying on the kindness of the outdoors community. He spins tales of hikes he's never completed and exploits the sympathy of his marks with sad stories of his past to rip them off. But after meeting Melissa on an dating site, Jeff's lies finally catch up with him.

After a rough divorce, Patricia's friends encourage her to try online dating. There she meets Jeff, who passes himself off as a wealthy businessman. The two share similar interests and after an online courtship, Patricia falls for him. But every time the two plan to meet in person, Jeff cancels. Then, while on a business trip to Dubai, Jeff says he needs Patricia to send him money. Patricia begins to get suspicious. Certain her online boyfriend is a con artist, she decides to convince him to reveal his true identity.

After the death of her husband, friends encourage Debbie, a former intelligence officer, to try online dating. There she meets a handsome man who claims he's a British doctor living in America but working overseas. Wanting to ease into a new relationship, Debbie is happy to have a long-distance confidant. The two grow closer, texting every day. Then, two years in to the relationship the unthinkable happens: Debbie's online boyfriend reveals he's a scammer.

White-hat hacker Rachel Tobac takes on "The Perfect Scam," scouring the internet and gathering intel about host Michelle Kosinski, that a hacker could use in a real-life scenario. Rachel, a three-time DEF CON conference capture-the-flag second place winner, is the CEO and cofounder of SocialProof Security, which helps people and companies keep their data safe. Rachel shares her knowledge of social engineering and walks Michelle through a "live" phishing scam.

Celebrity photographer Joe Scarnici spent thousands of dollars trying to complete an assignment in Indonesia for someone posing as billionaire Christina Ong. Another photographer, Carley Rudd, had a similar experience with a person claiming to be Wendi Deng. Comparing notes, they realize they are caught up in a scam that has been weaving its way through Hollywood freelancers. Investigators pick up the case, trying to decipher who is behind the scam and why they're doing it.