Sean "Diddy" Combs' son Christian "King" Combs has been accused of sexual assault in a new lawsuit,Rubypoint according to reports.

In the suit filed Thursday, Grace O'Marcaigh alleges that rapper Christian Combs, 26, sexually assaulted her in late December 2022, according to filings from Los Angeles County Superior Court obtained by NBC News and Rolling Stone. O'Marcaigh was working as a steward on the yacht chartered by the Combs family.

The music mogul is being sued for premises liability, because he allegedly chartered the yacht, plus aiding and abetting his youngest son. The alleged assault occurred days before Diddy put on a star-studded New Year's Eve yacht party.

In the lawsuit, Christian Combs is accused of sexual assault, sexual harassment and causing emotional distress.

Reps for Combs and O'Marcaigh did not respond to immediate requests for comment.

The lawyer for O'Marcaigh, Tyrone Blackburn, is also representing Rodney "Lil Rod" Jones, a producer on Diddy's latest album who accused the music mogul of sexual assault and harassment.

Christian Combs was also named in that lawsuit filed last month by Lil Rod. According to the complaint, Lil Rod witnessed the rapper, also known as King Combs, "drugging and sexually assaulting a woman."

At the time, that lawsuit stated that a complaint against Christian Combs was forthcoming.

What is in the lawsuit accusing Christian 'King' Combs of sexual assault?

According to reports, the lawsuit alleges Christian Combs allegedly pressured O'Marcaigh to take a shot of tequila that he poured for her. Then, Christian Combs' mood escalated after she suspected that the alcoholic beverage was spiked, according to the suit. After that, O'Marcaigh claims he groped her legs, breast, anus and vagina.

Lil Rod was allegedly on the yacht during the alleged assault, according to the reports of the lawsuit, and he recorded some of the exchange. The audio allegedly includes O'Marcaigh telling Combs to stop touching her.

Later, Combs allegedly cornered her in the yacht cinema and groped her before attempting to force her to perform oral sex. He took off his clothes and began grabbing her, she claims in the suit per the outlets, and she fought to get him off until somebody else walked in on the alleged incident. O'Marcaigh said her mental health deteriorated significantly and caused a series of issues in her personal life after the alleged assault, the outlets reported of the lawsuit.

Who is Christian 'King' Combs?

Christian Combs, also known as the rapper King Combs, signed with his father's label, Bad Boy Records, in 2016. That same year, he graduated from high school.

Diddy shares Christian Combs with the late model and actress Kim Porter, who died in 2018 at age 47 of pneumonia. She and Sean Combs had an on-again, off-again relationship that ended after 13 years in 2007.

In 2019, he released his EP, "Cyncerely C3," which featured collaborations with Ty Dolla $ign, Jeremih and City Girls. He followed this with singles and collaborations before releasing a four-track EP, "C3," in 2023. In January, the "Can't Stop Won't Stop" and "Love You Better" hitmaker released a new single called "Deep End."

Who are Sean 'Diddy' Combs' children?Family tree as mogul faces assault claims, raids

Christian Combs joined his dad in performing on stage at the MTV VMAs, where Sean Combs was presented with the Global Icon Award in September.

He's also active in fashion and signed with IMG Models last year. In 2018, at 19, he was named the face of Dolce & Gabbana’s spring/summer 2018 campaign. In 2020, he collaborated with Rihanna for a Savage X Fenty capsule collection.

Contributing: Taijuan Moorman, KiMi Robinson