Persona is a an anthology series containing 4 different parts. Each part directed by different directors tells separate stories starring IU as the lead.

"Love Set", directed by Lee Kyung Mi, follows an intense tennis match between IU and Doo Na. The stakes of the match are high for both women.

"Collector", directed by Im Pil Sung, tells the story of an alluring woman, Eun, who loves to seduce men and a man willing to do anything for her love.

"Kiss Burn", directed by Jeon Go Woon, depicts the many attempts at revenge made by two school girls, Han Na and Hye Bok, on Hye Bok's unreasonable father.

Shot in black and white, "Walking at Night", directed by Kim Jong Kwan, recounts the sorrowful story of two former lovers who go for a walk in the man's dream, reminiscing on their love and saying things they do not have the chance to in real life.

Jiang Bai He (Zhao Li Ying) and Li Ming Lang (Hawick Lau) are about to get engaged. With both as heirs to companies, the circumstances change for this perfect union when a big fire occurs. Bai He loses her loved ones, and the company also suffers losses. Li Ming Lang’s mother, Liu Su Fang, wants to call off the engagement, but Ming Lang can’t do it and brings Bai He home instead. Su Fang’s cold attitude catches the eye of Ming Lang’s secretary Ning Xia (Wang Zhi), who’s always harbored feelings for Ming Lang, and she decides to use this chance to fight for her happiness. However, Ming Lang and Bai He’s feelings only grow stronger over time, and Bai He gradually recovers with Ming Lang’s help. A Wife’s Secret is about the reality of schemes and love, and touches on the current topics of a third party and disputes between the mother and daughter-in-law. Zhao Li Ying plays the innocent and kind Jiang Bai He, who although is the wife of someone wealthy, is not domineering, but rather, has always been very accommodating towards her husband. But for all her quiet sacrifices, she is picked on constantly by her mother-in-law, which eventually leads to her divorce. For her daughter Li Ke’er, Bai He decides to pull herself together and moves to the mountains. Relying on each other and going through hardships, they both grow and mature together.

In these times when it is difficult to completely guard "oneself" due to social and gender issues, the friendship story of four people delivering warm comfort to all the wounded people in the world.

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Ho Goo has a twin sister Ho Gyeong. He has tried to pass the civil service examination, but has failed for 7 years. He also has never dated in his life. One day, he meets Do Hee. She was the most popular girl back in his high school days. She is a member of the national swimming team and has a burning desire to win. She also talks like one of the guys. They spend the night together, but the next morning he finds a baby next next to him and Do Hee is gone. After Ho Goo meets Do Hee again, he becomes involved in a complicated romantic relationship and a dangerous friendship.

Jin Xiao Yu, a girl with a strange disease, meets a mysterious fashion designer Jiang Bai Ju during a bizarre bus accident. While searching for the truth behind the mystery, Xiao Yu and Bai Ju heal each other and fall in love.

Tells the rich and interesting high school life of five senior high school students before the college entrance examination covering their sweet daily school life, emotional development and the true friendships formed.

The sixteenth season of the realistic drama about the thrills and sadness of working women in their 30s, centered around a single woman named Lee Young Ae (Kim Hyun Sook).