In a flashback, a young Rose and Sue meet and become best friends. As Rose shares the tragic news, secrets begin to surface.

Sue's mother confronts Rose with a shocking allegation. A rival bar opens, and the detectives track down a key piece of evidence.

The detectives question Ah-chi, who reveals the origins of her animosity with Sue. Chiang-han receives more bad news.

As the investigation closes in, Chiang-han is brought in for questioning. Sue's mother learns a disturbing truth about her daughter.

The police investigation into the crash leads to Rose. Meanwhile, Sue’s parents visit Rose’s husband, and Ah-ta goes fishing with detective Ko.

Yuri presents Henry with an ultimatum. Aiko witnesses the dark side of working at Sugar. Wen-cheng goes on the run.

Rose makes a heartbreaking decision as Yu-en stumbles on a key piece of evidence. Wen-cheng confronts Ah-ta, and Yuri discovers Henry’s secret.

The events of Sue’s final night are revealed, and Rose finally confronts the person who murdered her best friend.