i'm elizabeth vargas. >> and i'm david muir. a fortune instead of a future. a growing scam called sweetheart scam. >> it's being used on the elderly these days. will they be seeing prison bars in their future. >>> once again, here's david wright. >> reporter: imagine you are all alone in the world, living deep in the woods. no spouse. no children. no close friends to confide in. nobody. but maybe an elderly parent, who's always been hard on you. >> and his father ignored him. he didn't put much stock in him. he wasn't good enough. didn't measure up. >> reporter: that was the life of ralph raines jr., a lonely bachelor from gaston, oregon -- population 660. he grew up on the family tree farm, an only child. when it came to people, ralph raines was lost in the woods. how would you describe him? >> he's different. >> socially inept and gullible. >> that was ralph. he -- there's no ability to understand the normal social dynamics. >> reporter: marlene olson has known the raines family since many of these trees were seedlings. he's m

. >> and i'm elizabeth vargas. her firm is called without warning, and that's exactly how it was, a complete shock, no warning, when she first learned about the murder of a friend years ago. she helped break a cold case. >> and now, two women finding out their grown women have died suddenly without warning, but with a lot of unanswered questions. join us tonight for the twists and turns, and weigh in on facebook and twitter. here's debra roberts. >> reporter: she's a suburban mom making time for target practice, but don't be fooled. 54-year-old sheila wysocki is also a hired gun. a secret weapon for desperate families who feel the system has failed them. >> your typical stay at home mom before she helped crack the case of her best friend's murder. >> sheila has made headlines, as a soccer mom who doubles as a no-nonsense private eye. her office is her car. she's always on the go, now working overtime for two moms whose young adult children died under strange circumstances. now they're pressing wrongful death suits

i'm elizabeth vargas. >> and i'm david muir. you can call it a catfish or sometimes even a con artist. either way, it's pretty much the same way. someone faking their identity online to get your love or money, or just for kicks. tonight, authorities say this one had as many as 11 victims. >> posing as a friend, but turning out to be a fraud. and this catfish did it with only a sixth-grade education. making us wonder who we're communicating with online. here's debra roberts. >> reporter: meet paris dylan, whose real name is paris dunn. a 23-year-old aspiring model in southern california, with a kim kardashian look. and an big social media presence. >> follow me. >> reporter: some of your photos are kind of racy. >> i like to communicate the sexiness. i like taking pictures where you could feel it. >> reporter: 25,000 twitter followers, 87,000 facebook fans, she's quite the sensation. but paris might be a little overexposed, because she is entangled in one of the most mind-bending internet intrigues of all time, an elaborate catfi

i'm elizabeth vargas.saturday, good night and enjoy the rest of your weekend. >>> next at 11:00, two fully loaded minivans collide in the east bay. children are among the game night is our daughter allie's favorite night. and knowing that her favorite general mills big g cereals are gluten-free, like honey nut cheerios, rice chex and lucky charms, she can enjoy it her way. try new very berry cheerios. the taste of real fruit in every bite. so berry good.

i'm elizabeth vargas.20" saturday, good night and enjoy the rest of your weekend. >> coming up on "action news," a 500-pound man is found dead inside his home in chester amid piles of his possessions. and flyer's goalie michal neuvirth collapses on the ice. that's next on "action news." ♪ ♪ >> "action news," delaware valley's leading news program, with meteorologist melissa magee, jeff skversky and walter perez. ♪ >> a home in southwest philadelphia comes crashing down on top of a

reporter: last year laurie luhn who worked for ailes nearly 20 years opened up on "20/20" to elizabeth vargasr: luhn says ailes would ask her to strip to her underwear and dance for him. >> he would have me get down on my knees and tell me you know what you are, laurie, you're my whore. you're my sex slave. you're going to do whatever i tell you to do at any time. do you understand that? >> reporter: luhn says ailes then instructed her to perform oral sex. >> i didn't question it. and that was his big thing, just don't ever question anything i ever ask you to do, laurie. >> did you try to refuse? >> it's too late. the minute it happened i knew that i'd been blackmailed because he did take photographs of me and he would say this is just my little insurance policy. >> reporter: ailes no longer runs the network. o'reilly is still the star. >> welcome to "happy hour." i'm rebecca diamond. >> reporter: "the new york times" is now reporting that back in 2011 bill o'reilly personally settled with former fox business channel host rebecca gomez diamond for $1 million. the "times" also now claiming o'r

reporter: last year laurie lund who worked for ailes nearly 20 years opened up on "20/20" to elizabeth vargase would have me get down on my knees and tell me you know what you are, laurie, you're my whore. you're my sex slave. you're going to do whatever i tell you to do at any time. do you understand that? >> reporter: luhn says ailes then instructed her to perform oral sex. >> i didn't question it. and that was his big thing, just don't ever question anything i ever ask you to do, laurie. >> did you try to refuse? >> it's too late. the minute it happened i knew that i'd been blackmailed because he did take photographs of me and he would say this is just my little insurance policy. >> reporter: ailes no longer runs the network. o'reilly is still the star. >> welcome to "happy hour." i'm rebecca diamond. >> reporter: "the new york times" is now reporting that back in 2011 bill o'reilly personally settled with former fox business channel host rebecca gomez diamond for $1 million. the "times" also now claiming o'reilly personally paid a producer, andrea macris, about $9 million, with both parti