The Penthouse Episode Rating Graph

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.

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.

A janitor who found Ro Na on the staircase runs into the auditorium, screaming when Seo Jin announces the grand prize winner of the Cheong A Art Festival. Ro Na goes unconscious and Yoon Hee suspects Eun Byeol. When Seo Jin realizes that the culprit was Eun Byeol, she goes back to school to find the trophy in Eun Byeol's locker and runs into Yoon Hee and Ma Ri.

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.

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 becomes the director at the Cheong A Arts Center. Later, Eun Byeol wakes up at the hospital, and despite the good news of her getting into Seoul National University, she becomes frantic as she accuses Seo Jin of killing Oh Yoon Hee. Meanwhile, Ma Ri vows to help Su Ryeon takedown Joo Dan Tae as Su Ryeon figures out what Yoon Hee wanted to mention before she died.

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.

Out of the blue, Yoon Chul visits Seo Jin at the hotel where she’s supposed to meet Dan Tae. As Dan Tae arrives, Seo Jin quickly hides Yoon Chul in the closet. Meanwhile, Ro Na comes back to Cheong A Arts High School and Ma Ri gets furious after finding out that her daughter, Jenny is being bullied by Seok Kyung and her friends.

When Yoon Chul introduces Yoon Hee as his wife, everyone gets shocked especially Eun Byeol. Seo Jin can’t stop thinking about Yoon Chul and it leads Seo Jin and Dan Tae to have a huge fight. Meanwhile, the doctor warns Seo Jin not to sing for awhile, but she can’t give up on her concert as it can damage her reputation.

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.

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.

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 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.

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 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?

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 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.

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.