Maru gets irritated by Min Woo's every move; Kim An is absent from class for no reason which leads to worries.Maru and Minwoo finally make a decision about their relationship, Sungmin and Joo-Hyuk have a misunderstanding, and something is definitely up with Kim An~

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A misunderstanding leads to Sung Min and Joo Hyuk separating; Maru and Min Woo share some good news with Lee Hyun.

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Minwoo makes a plan with Joo Hyuk's friend to make Maru jealous; while Kim An's friend continuously brings trouble into his life.

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Episode 4: Joo Hyuk takes the lead and invites Sung Min to dinner, while Lee Hyun meets a mysterious man who seems to know Kim An very well.

Min Woo seems to be indifferent to Maru's passion. Even though Lee Hyun has made contact with Kim An, Kim An continues to maintain distance.

Episode 3: Lee Hyun starts to investigate the rumors surrounding Kim An, while Maru proposes to live together with Min Woo.

Ji-wu gets what he’s always wanted, but realizes where his heart truly lies. Ro-a runs away to clear his mind.

Ji-wu and Ro-a make an announcement in class. A new homework assignment sends students on a double date.

Ji-wu receives a frightening message in the mail. Ro-a tries to put the rumors to rest. Yu-na learns of the damage she had caused.

Lee Hyun sees someone who looks suspiciously like Kim An, and he ends up joining a class to find him.

Cha Ji-wu meets his partner for the rest of the semester and considers dropping out of class. For the first assignment, students go on a cheap date.

With Ro-a unable to use his right hand, Ji-wu offers his assistance. As the two grow closer, Kim Nam-jun keeps a watchful eye.

Bae Yu-na asks a friend to keep her company on her way from school. Lee Ro-a grows concerned for Ji-wu’s safety.