Dateline: Secrets Uncovered (2017)

S10E37 Mean Girls

After Ricky Cowles and his girlfriend decided to live together, her closest friends joined them, creating a lively atmosphere that felt like an extended sleepover. However, the mood quickly shifted when Ricky was discovered murdered. As the investigation unfolded, the perpetrator inadvertently revealed a hidden truth, but it became clear that he was concealing several more secrets.