Doubt
A criminal profiler begins questioning everything he’s ever believed about seeking justice after learning his daughter is linked to a murder case.
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Seasons & Episodes
1. I know that I haven't been a good dad until now.
Tae-su's tenacity makes him South Korea's top profiler. But his work gets in the way of being a parent, especially when his daughter is a suspect.
2. Is it really an accident regarding Ha-jun?
Tae-su wants to trust his daughter, but all evidence points to Ha-bin. He draws suspicion from Officer Dae-hong, who begins investigating the case.
3. You become better at lying.
New revelations emerge as Tae-su investigates Ha-bin's alibi, while Eo-jin begins to question Tae-su's involvement in the case.
4. How can you be so sure?
After Tae-su submits a keychain as evidence, the police discover a link to another case. Yeong-min is brought in for questioning once more.
5. Our Habin
Tae-su receives a shocking call as secrets begin to tumble out. Agitation and suspicion over the unfolding investigation begin to mount.
6. I'll Tell You Everything...Let's Meet
While Dae-hong is disappointed with the changes in Tae-su, Eo-jin learns about her colleague’s past. Ha-bin reaches a breaking point with Yeong-min.
7. What Habin Saw
Another murder forces Tae-su to question his daughter as the evidence points to her involvement. Jun-tae turns himself in.
8. When Did You Start Suspecting Her?
A mysterious envelope arrives at the police station. Ducheol blackmails Taesoo using Habin. Habin learns the secret behind Jisu's death, while Eojin firmly suspects Habin as the killer.
9. Prove You're Not the Killer
The violent crimes unit identifies Habin as a suspect. Taesoo realizes there's no escape this time. He desperately tries to block the investigation, but soon faces a shocking truth through the evidence seized from Habin.
10. I Believe You
The true killer is revealed, but the motive behind the murder remains unclear. Habin refuses to let go of the intent to kill, leaving Taesoo with deep guilt. Can this father-daughter duo live a normal life from now on?
