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Season 1
E-na finds her uncle murdered beside a strange puzzle piece and decides to uncover the truth. However, Detective Han-saem believes she is the killer.
E-na finds her uncle murdered beside a strange puzzle piece and decides to uncover the truth. However, Detective Han-saem believes she is the killer.
E-na receives a second puzzle piece shortly before discovering another victim. Han-saem suspects it is not a coincidence and begins investigating.
E-na receives a second puzzle piece shortly before discovering another victim. Han-saem suspects it is not a coincidence and begins investigating.
E-na begins working at the Hangang Police Station to solve a case she believes is linked to her uncle's murder. Han-saem warily agrees to help.
E-na begins working at the Hangang Police Station to solve a case she believes is linked to her uncle's murder. Han-saem warily agrees to help.
E-na and Han-saem set off to investigate a victim. Just when they think the case is closed, E-na gets caught off guard by something unexpected.
E-na and Han-saem set off to investigate a victim. Just when they think the case is closed, E-na gets caught off guard by something unexpected.
A third puzzle piece arrives just as a locked-room murder occurs. Han-saem and E-na agree to work closely to uncover the real truth.
A third puzzle piece arrives just as a locked-room murder occurs. Han-saem and E-na agree to work closely to uncover the real truth.
While Han-saem and E-na try to uncover the meaning behind the drawings on the puzzle pieces, the killer strikes again.
While Han-saem and E-na try to uncover the meaning behind the drawings on the puzzle pieces, the killer strikes again.
As Han-saem and E-na continue their investigation, past events come to light. Han-saem is torn when he hears about the suspect in another murder.
As Han-saem and E-na continue their investigation, past events come to light. Han-saem is torn when he hears about the suspect in another murder.
The investigation grows after another victim is discovered. E-na and Han-saem each set off after a different suspect.
The investigation grows after another victim is discovered. E-na and Han-saem each set off after a different suspect.
In an unexpected twist, a new suspect is arrested shortly before another victim is discovered. E-na and Han-saem risk it all to try and catch the true killer.
In an unexpected twist, a new suspect is arrested shortly before another victim is discovered. E-na and Han-saem risk it all to try and catch the true killer.
This episode has no summary.
This episode has no summary.
This episode has no summary.
This episode has no summary.
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