Unforgivable

The new Sexual Offence Department (SOD) handles a case of non-consensual photography. Meanwhile, a traffic policeman wants to join the team.

After further investigation of Felicia's family history, the team realizes there's a lot more to the case than they thought.

A new member joins the team. The department looks into a murder that might involve a suspect from a 10-year-old cold case.

A connected case reveals an unexpected lure tactic that leads the team one step closer to a devious suspect.

Guan Lin struggles with her personal feelings during an investigation when she's assigned a case that hits too close to home.

When a young woman working as a maid seeks medical help, the team is alerted when her attending doctor suspects something more disturbing is afoot.

As the investigation into the maid's case continues, Guan Lin and the crew look into the attack of an elderly person.

When an attack targeting one man happens outside a bar, the investigators consider the motive — an act of revenge or a hate crime?

When the attacker in the bar case visits his victim in hospital, the SOD begins to uncover the truth behind the complex case.

A teenage boy discovers that he has a disturbing obsession. Meanwhile, the team tries to determine the identity of an arrested pimp.