Jan 27, 2026
After Pang Beiyuan’s case, Dai Yu and Zheng Ming face psychological evaluations—just as a staged murder tied to a man with multiple identities pulls them into a new mystery.
Original Sin
Forensic expert Dai Yu and detective Zheng Ming team up to solve complex crimes involving strange disappearances, mysterious deaths, and an organ trafficking ring. As they confront personal challenges and dark twists, they both are pushed to grow while navigating the dangers of their work.
Season 2 Episodes
Browse every episode and jump into details.
Jan 27, 2026
A second body links Liu Ping to his past, forcing Dai Yu and Zheng Ming to reopen a trail that leads back to 2007.
Jan 27, 2026
As clues resurface from an unsolved kidnapping, Dai Yu begins suspecting Yang Guang and Ma Xiaoquan’s past may be darker than anyone knew.
Jan 27, 2026
A father’s confession and forensic inconsistencies push Zheng Ming and Dai Yu to question whether two recent deaths were really accidents.
Jan 27, 2026
When new evidence surfaces, suspicion shifts toward Feng Tingye and Li Xueqiong—just as hidden motives begin to unravel.
Jan 27, 2026
Li Xueqiong’s apparent suicide raises red flags, and Dai Yu uncovers signs of a carefully staged crime scene.
Jan 27, 2026
As tensions explode between Feng Tingye and Cheng Kangren, Zheng Ming races to stop another killing.
Jan 27, 2026
Shocking revelations tie a 2007 accident to Xie Tong’s family—sending her into emotional collapse.
Jan 28, 2026
A cryptic pattern hidden in knitting and playing cards leads Dai Yu to a devastating breakthrough.
Jan 28, 2026
Xie Tong confesses to years of calculated revenge, forcing Zheng Ming into a heartbreaking final confrontation.
Jan 28, 2026
A frozen body discovered in a cold storage facility draws Dai Yu back into work as Zheng Ming uncovers a long-missing man’s secrets.
Jan 28, 2026
As Liu Rong faces the truth about her husband’s death, forensic evidence suggests the crime scene was carefully relocated.
Jan 29, 2026
After Cheng Jiancai’s sudden death, three suspects turn on each other—each with something to hide.
Jan 29, 2026
Dai Yu’s autopsy reveals murder staged as an accident, exposing a deeper conspiracy between Liu Rong and her allies.
Jan 29, 2026
The truth behind the apartment fire and two connected murders emerges, revealing a revenge plot years in the making.
Jan 29, 2026
A deadly synthetic toxin resurfaces, pulling Dai Yu, Zheng Ming, and Xu Haishan into a shadow war with a dangerous organization.
Jan 30, 2026
What appears to be an accidental electrocution unravels into murder, as buried family secrets surface in Huangjiazhuang.
Jan 30, 2026
As a second body is recovered from the lake, Zheng Ming realizes Wang Yu may not have acted alone.
Jan 30, 2026
Wang Yu confesses to killing her abusive husband—but forensic evidence suggests another hand was involved.
Jan 30, 2026
A chilling link between Huang Hankun and a 2007 assault case leads Dai Yu to suspect a serial offender.
Jan 31, 2026
A faded exam number points Zheng Ming toward Wen Xian—while Dai Yu senses he is being watched.
Jan 31, 2026
DNA evidence and a raincoat tie Wen Xian to multiple crimes, while Xu Haishan’s past resurfaces.
Jan 31, 2026
Wen Xian confesses his motives to Xu Haishan, but escapes after a violent confrontation.
Jan 31, 2026
After Wen Xian’s arrest, a shocking revelation about Xu Haishan’s hidden actions tests the trust between him, Dai Yu, and Zheng Ming.
Season 2 FAQ
Quick answers about this season's release timeline and episode lineup.
When did Original Sin Season 2 premiere?
Original Sin Season 2 premiered on January 27, 2026.
How many episodes are in Original Sin Season 2?
Original Sin Season 2 has 24 episodes.
What is the first episode of Original Sin Season 2?
The season opens with Season 2 Episode 1, "Episode 1". It aired on January 27, 2026.
Go to Season 2 Episode 1