Yoon Hee decides to take her punishment as she feels sorry for Su Ryeon and her daughter, Seol A. However, the rest of the members of the Hera Club claim their innocence throughout the trial for Seol A’s case. Meanwhile, Logan comes back to Korea to propose to Su Ryeon, and Su Ryeon gets rid of Dan Tae’s and Seo Jin’s belongings in the penthouse.

Seok Hoon receives a phone call from Ro Na and runs to see her. When Ro Na tells him the truth, he wants to take revenge for her. Meanwhile, everyone in Hera Palace is dying to buy land in Cheonsoo District and Dan Tae is satisfied that he owns 70 percent of them as he planned for so long. However, Ae Gyo teams up with the residents to get back at Dan Tae.

Joo Dan Tae and Cheon Seo Jin celebrate together for having their plan go through, blaming Logan's supposed death on Su Ryeon. However, they each know that soon the other will be after their throat. Meanwhile, Logan reunites with Su Ryeon, and he tells her everything that happened. With Yoon Chul's help, they vow to punish Seo Jin and Dan Tae for their crimes.

Due to Seol A’s death, Ro Na, the first on the waiting list of Cheong Ah Arts High automatically gets accepted. Unlike Ro Na’s jovial heart, Yoon Hee is confused and nonplussed at the news. She can’t remember what happened the day she went to Hera Palace.

Su Ryeon and Logan get Dan Tae and Seo Jin right where they want them, fighting against each other. With Ma Ri, Dong Pil, and Yoon Chul on board, they take it further and use Baek Jun Ki and Jin Bun Hong to empty their pockets dry. As they throw evidence that can destroy them at their faces, Seo Jin and Dan Tae fight each other to survive.

Su Ryeon visits Congressman Cho to reveal the truth behind the countless orphans who were adopted but deported back. The two get in a fight as the discussion heats up and Mr. Yoon accidentally kills Congressman Cho by trying to protect Su Ryeon. Right then, the doorbell rings and Yoon Hee appears.

Yoon Hee accepts Ae Gyo’s plan as she realizes that Ae Gyo was Su Ryeon all along. Ro Na also participates in her plan, to help her. Therefore, the police find Su Ryeon and Ro Na in the basement underneath Dan Tae’s cottage. Meanwhile, the residents are worried that Su Ryeon came back alive as they are guilty of what they’ve done to her in the past.

Joo Dan Tae tries to escape on a boat as a fugitive. However, when he wakes up, he finds himself confined and as Baek Jun Ki. Meanwhile, evidence that Seo Jin may be the murderer in Oh Yoon Hee's death surfaces. Later, she gets abducted by Su Ryeon and Logan, and then everything she ever dreamed of starts to cave in on her.

Yoon Chul is arrested after Mr. Park confessed that he bribed him to give a fake confession. Yoon Chul admits the crime as he has no choice but to protect Eun Byeol. After hearing the news, Seo Jin runs to the police station to meet him. Meanwhile, Yoon Hee also visits Yoon Chul to tell him something she has been hiding all along.

Files of Hera Club kids harassing Seol A is spread online and the Hera Club parents find ways to circumvent the situation. They decide to shift the attention to Yoon Hee and make sure Ro Na is suspended from school. However, an unexpected man stands up for her at the emergency parent meeting.

Seok Kyung threatens Seo Jin with a secret she claims to know about her for the grand prize given at the Cheong A Art Festival. Ma Ri flips out on the parents who bullied Jenny and warns them she won't back away until everyone involved gets punished. Meanwhile, Seo Jin finds her mother and sister in her office with a non-disclosure agreement and tells her to step down from being the director.

Seo Jin urges Seol A to sign a paper saying that she’ll give up her acceptance to Cheong Ah Arts High. Seol A doesn’t back down and firmly states how she’ll attend the school no matter what. On top of that, Seol A also mentions how she knows about Seo Jin and Dan Tae’s secret illicit love affair.

Yoon Hee meets Ae Gyo for the first time, and she is surprised as she looks just like Su Ryeon who is supposed to be dead. Seok Hoon tries to figure out what Eun Byeol has done to Ro Na, but Eun Byeol can’t remember anything that happened during the Cheong A Art Festival. Meanwhile, Yoon Chul is too guilty to stay by Yoon Hee’s side anymore, and he decides to leave her.

Seo Jin survives and recovers in the hospital. However, Su Ryeon believes her mental state is all just an act. Meanwhile, loan sharks wait by her hospital bedside, keeping watch as Eun Byeol tries to fight them off. Later, Dan Tae escapes from the mental hospital in Japan and calls Seok Hoon for help.

The moment Seo Jin is released from prison, she visits her daughter, Eun Byeol, but Eun Byeol avoids her. Therefore, she decides to retrieve everything back from Dan Tae and her stepmother. Meanwhile, on the day of the performance test, students are getting ready at the examination hall for Seoul University of Music, and Seok Kyung relays a shocking message to Jenny just before the test.

Yoon Hee's daughter dreams to be a classical singer. Despite her mom's disapproval, she's a feisty middle school student who pursues singing. One day, she visits the most famous soprano in Korea, Cheon Seo Jin. She wants to take her lessons and pleads her to accept her. Right when Seo Jin was astonished to hear her voice, Yoon Hee barges in, and the two meet unexpectedly.

Yoon Hee moves into Hera Palace and the whole Hera Club is astonished. More surprisingly, it was Joo Dan Tae who wrote a recommendation letter, allowing her move-in. Ro Na and Yoon Hee enjoy their first day at Hera Palace while the others scheme to get her out.

Finally, Su Ryeon spends a pleasant time with her kids, Seok Hoon and Seok Kyung. However, Seok Kyung is not happy how Su Ryeon and Seok Hoon are overly generous to Ro Na. The newlywed couple, Dan Tae and Seo Jin, go through a tough time adjusting to prison life, and they try their best to find a way to get out from there with their money and power. Meanwhile, Su Ryeon witnesses Logan's death right before her eyes, and she strongly believes that it was done by Dan Tae.

Yoon Hee finds out how Ro Na has been misunderstanding her relationship with Yoon Chul. She decides to get back at Seo Jin for deliberately using her daughter to instigate Eun Byeol. Seo Jin and Yoon Hee meet, with another surprise guest Seo Jin would’ve never thought of in her dreams.

Everyone practices hard to perform well at the Cheong A Ambassador Audition. Eun Byeol is on the verge to ruin herself as she grows agitated about competing against Ro Na and Seok Kyung. Seeing her daughter in panic, Seo Jin buys the audition script and hands it over to Eun Byeol to practice.

At the lighting ceremony hosted to impress Logan Lee, Joo Dan Tae faces an unexpected surprise. Another hideous warning calling out Min Seol A’s death takes place and all Hera Club members are taken aback. Right then, Seo Jin steps up to confront Su Ryeon and exposes Su Ryeon’s relationship with Min Seol A.

Yoon Hee admits to killing Su Ryeon at the police station, but there’s actually a real culprit behind Su Ryeon’s murder. Joo Dan Tae planned to frame Yoon Hee and kill Su Ryeon together with Cheon Seo Jin. The two happily enjoy their freedom as Yoon Hee gets arrested.

Su Ryeon falls over the cliff and doesn't resurface. The rescuers search to no avail. Meanwhile, Seo Jin stands trial for the murder of Oh Yoon Hee and the attempted murder of Su Ryeon. Eun Byeol's testimony against her mother shocks everyone in court. Three years later, at Ro Na and Seok Hoon's recital, Logan chases a woman who looks like Su Ryeon.

Yoon Hee finds out how badly Joo Dan Tae needs to meet Logan Lee to sell the Myeongdong plot of land. She and Su Ryeon plan to get back at Joo Dan Tae by arranging Logan and Dan Tae’s meeting at all costs. Will Logan buy Yoon Hee’s story and help her out?

Yoon Chul spots Seo Jin enjoying an intimate time with Joo Dan Tae. He's devastated inside and decides to get a divorce. Meanwhile, Cheong A’s audition to select the school’s ambassador is held and all of the Hera Club kids participate. As they audition, Seok Hoon hints a warm support to Ro Na, and Eun Byeol burns with jealousy.

Su Ryeon intentionally allows Yoon Hee to see her husband having an affair with Seo Jin. Using Yoon Hee’s sympathy toward her, Su Ryeon moves on with her plans in bringing down Joo Dan Tae. The first step is by purchasing the building in the center of Myeongdong’s new shopping center site.

Seo Jin and Yoon Hee both beg Su Ryeon to stop now. They can’t bear seeing their daughters suffer from their wrongdoings, now being exposed. Su Ryeon tells them to turn themselves in and pay for what they did to Min Seol A.

Seo Jin is shocked to find out that Yoon Hee sang for her instead of Young Ran. The more Yoon Hee tries to bring Seo Jin down, Seo Jin feels insecure. She gets mad at Secretary Do and tells him to find a way to stop her. Meanwhile, Dan Tae also notices that Seo Jin is hiding something from him and questions Secretary Do to discover her secret.