Nosey on Peacock

Lynette says she has found overwhelming proof that her fiancé has been cheating; an update on a couple adding a third member to their relationship.

A man confesses to his girlfriend that he cheated on her and has a child; a woman worries that her fiancé is cheating.

Family members accuse one another of stealing money intended to get medical treatment for a developmentally challenged child; a man with cancer who was in the hospital for nearly a year thinks his aunt took money that was raised for his cause.

A young woman says her 11-year-old sister's life is spiraling out of control.

Connie wants to stop her daughter, Angel, from marrying the man who she says sent Angel to the hospital.

Returning guest RJ thinks his wife is still cheating with his father, who lives with them; after giving her live-in boyfriend an STD, Crystal swears she cheated only once; Sean's eight-month meth binge nearly destroyed his family.

Lie-detector tests gauge guests' fidelity to their spouses.

Trena wants her ex to help take care of their daughter, but he says she is stalking him and his new girlfriend; Talia believes her husband's friend is a peeping Tom.

Marvin believes that Ieasha, with whom he had a fling, is trying to pin her toddler on him; married Savannah fears that her baby girl belongs to her ex-boyfriend; Alexis, furious that her ex would question the paternity of their son, wants revenge.

Suspicions of infidelity may stop Jonathan's wedding plans; Ashley suspects her boyfriend may be gay.

Kendra says her boyfriend makes her feel like a prisoner in her own home and accuses her of seducing neighbors through the window; Keisha believes that her husband cheats on her when he is at work.

Kathern wants to know the truth about her husband and another woman; Justine thinks her baby-daddy has been having sex with his best friend.

Nye wants a lie-detector test to reveal what her boyfriend was doing when he mysteriously left her house on Easter night; John's girlfriend admits to a sexual encounter she had with a co-worker.

Fathers take lie-detector tests to prove whether they sexually abused their young children.

A man is accused of abusing his daughter; Melanie suspects Zack is molesting their daughter.

A woman says her fiancé repeatedly abuses her and her son.

Bobby and Amber lost custody of their children due to neglect and accusations of abuse; Kyle says his mother-in-law is coaching his children to say he molested them.

Gloria thinks her sister's apparent drug-overdose death was not an accident, and that her other sister may be responsible.

Melody says her boyfriend gave her an STD from another woman; Ted is so suspicious, he sends the children to spy on his wife when she goes to the store.

Ashilaye says Romeo is always flirting with other women online and has photos of naked women on his phone; Tiffany thinks her husband had sex with her best friend.

Kimberly's husband threatened to leave her and their children because he thinks she cheated; Kevin wants to know if his wife's new baby is his; David learned that he might be the father of his ex-girlfriend's daughter.

Siblings are desperate to get their sister to leave her abusive boyfriend.

A daughter tells her drug-addict mom she no longer wants a relationship with her.

Khadisa thinks her boyfriend is cheating on her with other women, including her sister; Josh thinks his ex and her new boyfriend are abusing his infant son.

Autumn caught her fiancé messaging other women on social media; Cassie is desperate to prove she has been faithful to her cheating, name-calling boyfriend.

Loretta says her boyfriend punched her and pulled her hair while she was pregnant; he accuses her of cheating and being a prostitute.

A woman fears that her boyfriend is molesting her child.

Ijwaun and Terrika are back for another DNA test; Molly and Kendall seek DNA results.

Guadalupe is suing Thomas, the owner of a Quinceañera dress shop, for pain, suffering and the dress.

Angela believes appearing on the show will stop her boyfriend's abusive ways; Stacy takes a lie-detector test to prove she has not been cheating.

Desire, a 16-year-old, runs away from home; the only contact she has with her mother are random text messages telling her that she's still alive; Desire says she always risked abuse and could never confide in her mother.