Watch 'Little Miss Innocent: Passion. Poison. Prison' Premiering Friday, September 20, Only on Hulu

ABC News Studios announced "Little Miss Innocent: Passion. Poison. Prison.," a chilling three-part docuseries that tells the story of Kaitlyn Conley, a 31-year-old former receptionist who claims she has been wrongfully convicted of the 2015 killing of Mary Yoder, her former boss and the mother of her ex-boyfriend Adam. Known as a polite young woman in her town of Sauquoit, New York, Conley's conviction sent shockwaves through the local community, dividing the town about what and who to believe.

For the first time since her sentencing, convicted killer Kaitlyn Conley speaks out, staunchly maintaining her innocence, detailing her toxic relationship with Adam and offering her theories on who killed Mary and why. The docuseries also features never-before-seen police interviews, exclusive audio recordings of the victim on the day she was poisoned, and a never-before-heard audio interview with the victim's husband, Bill Yoder. With unrivaled access to friends, families, investigators, local press and townsfolk, this docuseries is the first time in seven years the Yoder family has gone public and the first time since their daughter's conviction that Kaitlyn's parents have spoken out. "Little Miss Innocent: Passion. Poison. Prison." begins streaming Friday, Sept. 20, only on Hulu.

"Little Miss Innocent" is produced by Plum Pictures and ABC News Studios. Stuart Cabb is executive producer for Plum Pictures. Sara Mast is the director. For ABC News Studios, David Sloan is the senior executive producer, and Beth Hoppe is executive producer. ABC News Studios is led by Mike Kelley, and Reena Mehta is the SVP of Streaming and Digital Content.

About ABC News Studios: Nominated for 15 News and Documentary Emmy Awards, ABC News Studios is inspired by ABC News' trusted reporting, and is an award-winning, premium news and documentary original production house and commissioning partner of series and specials. ABC News Studios champions untold and authentic stories driving the cultural zeitgeist spanning true-crime, investigations, pop culture and news-adjacent stories. ABC News Studios' original titles include critically acclaimed documentaries "Pretty Baby: Brooke Shields," "BRATS," "Sound of the Police," "The Lady Bird Diaries" and "Aftershock," and popular docuseries and documentaries, including  "After Baywatch: Moment in the Sun," "Betrayal: A Father's Secret," "Killing County," "Wild Crime," "Mormon No More," "The Randall Scandal: Love, Loathing, and Vanderpump" and "Jelly Roll: Save Me."

About Plum Pictures: Plum Pictures is a leading global producer of high-quality documentaries and television series. Specializing in true crime, hosted travelogues, sports documentaries, and exclusive access programming, the company is renowned for its compelling storytelling. Recent credits include the acclaimed series James May: Our Man in India for Amazon Prime, The Killer Interview with Piers Morgan for Fox Nation, and Girls Incarcerated for Netflix. Headquartered in London, the company was founded in 2007 and continues to deliver high impact shows for both the UK and US markets.

Coming Soon CollectionNewsWatch 'Little Miss Innocent: Passion. Poison. Prison' Premiering Friday, September 20, Only on Hulu