High Class - Season 1 Episode 15 I Will Not Forgive
Overview: Ji Yong threatens Yeo Wool to replace the money on Na Yoon’s account, and he tries to kill her on the yacht. Now that the truth comes out about Ji Yong being alive all along, Detective Gu apologizes to Yeo Wool for suspecting her. Meanwhile, Ji Sun manages to get Jung Woo out of the police station in Seoul, but another trouble is waiting for her in Jeju.