After Yoo-ri's death, Gyeo-re is arrested and linked to drugs. Nam Wan-sung asks Mi-ran to handle the case, but she appoints Dong-jae instead. Wan-sung begs Dong-jae to clear Gyeo-re, but he refuses. Dong-jae uses CCTV footage to reveal stolen drugs.

A forensics team believes Mr. Kang's assailant was injured. Dong-jae suspects the bowling alley owner. Nam Wan-sung captures Chan-hyeok. Dong-jae requests a search warrant for the bowling alley, uncovering a scam. Gyeo-re is released.