Angry Mom

Kang-ja is upset because Ah-ran avoids her; Ah-ran tries to help her friend, Yi-kyung when she becomes a victim of school violence.

Kang-ja requests help from Gong-ju to go back to school; Ah-ran is admitted in a hospital for depression from school violence.

Kang-ja goes to school for the first time as Bang-wool; Yi-kyung falls into danger for being continuously pursued.

Kang-ja recognizes the gangster she comes across, which shocks her; Bok-dong is hesitant about his orders regarding Yi-kyung.

Ah-ran accuses Jung-woo of killing Yi-kyung at her funeral, but nobody believes her; Ah-ran finds out the truth about her mother.

Ah-ran manages to escape her encounter in the library; Bok-dong denies that he had anything to do with Yi-kyung's death.

Kang-ja discovers something in Jung-woo's apartment and informs Yi-kyung's mother the news; Ah-ran warns her mother to tread lightly.

After Jung-woo threatens her, Ah-ran tries to keep her head down, but Kang-ja is determined to make sure the events never happen again.

Kang-ja questions the relationship between Soo-chan and Jung-woo; No-ah starts to resent Jin-ho.

Bok-dong believes that Jin-sang is making a move on Kang-ja; when things don't go his way, Dong-chil tells Jin-sang to send Kang-ja and Ah-ran abroad.

No-ah and Bok-dong find the true identity of Kang-ja; Dong-chil threatens Kang-ja by telling her that he will go after Ah-ran.

Sang-tae feels betrayed by Ah-ran when he finds out the true identity of Kang-ja; Ah-ran follows Sang-tae to his home to stop him.

Ae-yeon manages to thwart Kang-ja's plans to take down the bad guys; Kang-ja ends up at a psychiatric hospital.

Ae-yeon begs for Kang-ja to save her; Kang-ja finds a beaten up Noah; Gong-joo gets into trouble with the police.

The group goes to court in the wake of the school building collapse; a vigil is held for the classmates who died.

Min-joo testifies and Soo-chan and Sang-bok panic; Dong-chil stops Sang-bok from retaliating to Kang-ja.