“Alchemist” centers on a group of college students who start a club to support each other in their decisions to abstain from dating and love. But despite their best intentions, some of the members start to have feelings for each other. Youngji plays the lead female character, Oh Youngji, a student who joins the club because she’s fallen in love with one of the members.
When Bong Seon-hwa unjustly loses her family due to a tragedy born out of an unstoppable desire, she pledges revenge in the mixed fate and love.
Ha-Jin (Yoon Jin-Seo), Yoo-Jin (Shin So-Yul), Tae-Suk (Kim Da-Hyun) and Kyoung-Chul (Lee Si-Yeon) all attended the same high school. Due to an unsavory incident, Yoo-Jin disappeared. 10 years later, these four people are now at the same place. The next day, Yoo-Jin, who is a budding novelist using the pen name of "Jin-Jin," is found dead. The other three are now suspects. Veteran detective Dae-Sik (Kim Min-Sang) tries to solve the case.
