By all accounts, Nicole Brown Simpson endured a deluge of horrible abuse at the hands of her ex-husband, football superstar O.J. Simpson , before she and her friend Ron Goldman were murdered nearly 30 years ago.

But a new Lifetime documentary about Nicole’s “life and murder” highlights just how bizarre O.J.’s methods could be when it came to tormenting the mother of his children.

The first two episodes of The Life & Murder of Nicole Brown Simpson , which premieres this Saturday night, June 1, at 8 p.m. ET, includes interviews with all three of Brown Simpson’s living sisters: Denise, Dominique and Tanya.

In Episode One, Denise, Brown Simpson’s eldest sister, describes an incident that she says took place at Christmas 1988, when the entire family decided to go on vacation in Hawaii. “We went over to Hawaii, and it was really a great trip, until it wasn’t,” Denise says in the documentary, before describing a disturbing incident that took place while Brown Simpson, O.J.

, Al Cowlings and others were at lunch at a restaurant in Hawaii. “There was a gay couple that was sitting at the table, and they thought that Justin was just beautiful,” Denise continues, referring to Nicole Brown Simpson and O.J.

’s younger son; a baby at the time. The couple also had a daughter, Sydney. “One of the guys, he kissed Justin on the forehead, and it was like, so sweet and so nice, and as soon as we walked outside, all hell broke loose.

” The documentary then cuts to archival.