The Staged Crime & Double Impact: Park Jae-young’s plot to have Gil-ryong kill his father Park Dong-sik goes awry when Gil-ryong botches the staging and dumps the body on a dark road. Driving distracted with Yu-jeong, Dr. Han Sang-hun runs over Dong-sik’s already dead body, mistakenly believing he committed vehicular manslaughter.
The Eyewitness & Convergence: The Eyewitness observes the scene and exploits Sang-hun's panic for blackmail instead of notifying police. Meanwhile, Ju-yeon discovers that this web of corruption directly intersects with the perpetrator responsible for her childhood trauma.
The Climax & Resolution: As conspirators attempt to secure the insurance payout and eliminate one another, mutual paranoia triggers fatal violence. In the final confrontation, the perpetrators destroy each other under the weight of their own greed. Ju-yeon achieves moral closure while the instigators suffer total personal and legal ruin, fulfilling the inescapable karmic circle.