Ja Geum Soon (Go Doo Shim) was born in 1930 in what is now North Korea. When the Korean War broke out in the 1950s, she escaped to what is now South Korea – and was torn away from her husband and young child. She dreamed of being reunited with them, so she founded a hotel that she hoped would become a metaphorical lighthouse – and bring her lost family back to her. This hotel became the successful Nakwon hotel chain. Now, Ja Geum Soon is approaching the end of her life, and she dreams of being reunited with the grandson she has never met: Im Moon Sung. Her ever-faithful assistant Jung Sang Cheol (Sung Dong Il) hatches a plan to help bring peace to the old woman before she dies – he will hire an actor to pose as Im Moon Sung. He seeks out Yoo Jae Heon (Kang Ha Neul), a struggling stage actor who has been playing a North Korean soldier in a theater performance. Yoo Jae Heon agrees. He is told to pose as a defector who has come to visit the old woman for a while before attempting to return to the North. However, it soon appears that he has bitten off more than he can chew. He also crosses paths with Park Se Yeon (Ha Ji Won), Ja Geum Soon’s granddaughter – the woman who is running Nakwon...and has vowed not to allow it to fall into anyone else’s hands! “Curtain Call” is a 2022 South Korean drama series that was directed by Yoon Sang Ho.

Dae Wook, an ordinary middle-aged man, worked his way up to the position of deputy manager at one of the major companies after graduating from a prominent university. One day, he becomes relatively but extremely poor overnight and is even on the verge of getting laid off from work. Mi Jin, his wife, is gentle and supports Dae Wook to the fullest. After being advised to resign from his company, Dae Wook lays his hands on stock and cryptocurrency trading. For some reason, the prices of anything he lays his hands on plummet except for the housing price. With his back against the wall and without a house under his name, Dae Wook finds himself stuck under a pile of difficulties. Dae Wook thinks he has nothing more to lose and struggles to bounce back.

Tae Yong, a high school graduate and now lawyer, only believed in his conception dream of a dragon descending from the sky. Since he can't find any clients or a law firm who want to work with him, he becomes a public defender for just $300 per case. However, Tae Yong gets rich by defending all kinds of petty criminals. By winning the retrials of various criminal cases, he decides he wants to become the voice of the jurisdiction's victims. After figuring out that he can't change the world all by himself, Tae Yong works with Sam Soo to "stick it to the man." After miraculously getting accepted into college, Sam Soo used to be a successful journalist with many talents, but now, he's currently jobless.

Sae Young is a clever, competent, and cold-hearted CEO. She succeeded her father's company, and only in a matter of four years, she made the company one of the top 50 largest firms in the nation. She is not interested in any romantic relationships but only in work. But there's always a temptation, even in her life. Seok Hoon was born into a poor family, so he had to work really hard to earn tuition. He married Hong Joo, a very kind-hearted and considerate woman, and established his own company with Do Sik. He thought he was the happiest guy in the world. But he also faces irresistible temptation.

Ha Ryu is a prosecutor in charge of a corruption scandal of the first lady, Joo Da Hae. He's an orphan, and he wasn't living such a decent life in the past. But he had Da Hae by his side, and they were a happy family, including their daughter Eun Byeol. Da Hae also had rough times when she couldn't even afford her mother's funeral. Because of the painful memory from the old days, she gets ambitious for the upper crust, eventually marrying Baek Do Hoon of Baekhak Group. As Da Hae awakens her ambition to join the high class, she betrays Ha Ryu, making him fall into the bottomless pit. He starts his new life as his twin brother Cha Jae Woong and gets down to his revenge on Da Hae.

Song Ju and Jeong Seo who have lost a father and a mother respectively spend their childhood together like real siblings. Song Ju is there for Jeong Seo whenever she feels lonely and has a hard time, and Jeong Seo also relies a lot on Song Ju. However, after Jeong Seo's father gets married to Tae Mi Ra, Mi Ra and her daughter Yu Ri keep harassing Jeong Seo out of jealousy. Tae Hwa, Yu Ri's rough and wild older brother, has a crush on Jeong Seo who is pure and kind unlike him.

Hyo Dong is the son of Hyo Dong Tower's owner, but he's not exactly a model student who only cares about being cool. Cho Paeng Dal opens his own Chinese restaurant with Hyo Dong Tower's secret recipes, so Hyo Dong makes a scene at his restaurant. While running from Paeng Dal's guys, Hyo Dong ends up hiding in Hee Ae's trunk. Hee Ae saves Hyo Dong, and as they constantly run into each other, they fall in love. But Hee Ae was the daughter of Golden Dragon's owner, a rival to Hyo Dong Tower. Hee Ae's older brother and the son of Golden Dragon, Hee Moon, is ambitious enough to crush Hyo Dong Tower down and expand the restaurant to a national chain. Yet Hyo Dong fights back, and the two go against each other. Hee Ae loves Hyo Dong, who is a genuine person, but as she finds out his family restaurant is her family's rival, she also participates in a cooking battle to protect her family's restaurant. Will Hee Ae and Hyo Dong be able to protect each family's restaurant as well as their love?