High Class Season 1 Episode 12

Ji Yong is alive. Yeo Wool figures out he has been conspiring with Alex all along, and therefore, she suspects Na Yoon as well. Even though they hate each other, Yeo Wool tries to help her and warns her, but she does not believe in Yeo Wool. Meanwhile, Ji Sun is about to leave for vacation with her children but, she gets an urgent call.