Is it "Beautiful Days" starring Ryu Si-won, Choi Ji-woo and Lee Byung-hun?
Lee Min-cheol (played by Lee Byung-hun)
Graduated from the American Music University. After returning to China, he worked as the planning team leader of the record company run by his father, known as the "Prince". Holding the concept that "women are just decorations", he tasted the taste of love for the first time after meeting the maternal Lianxiu.
Lee Sun Jae (played by Yoo Si Won)
Always thought that he and Min Zhe were half-brothers, but when he felt that his biggest pillars of survival, Yeon Soo and Music, were constantly violated by Min Zhe After that, he started a series of battles with Minzhe, gave up his medical school studies, and actively wanted to become a real musician.
Kim Yeon-soo (played by Choi Ji-woo)
Growing up together with Se Na in an orphanage, the two have a deeper love than sisters. In order to realize Se Na's dream of being a singer, she worked in a record store and met Min Zhe. At first, they were moved by his love offensive, but then they found out that Sun Jae also fell in love with her. Se Na's statement that she would not marry Sun Jae made everyone fall into a destined triangle relationship.
Kim Se Na (played by Lee Jung Hyun)
In order to realize her dream of being a singer, she approached Sun Jae, and therefore fell deeply in love with Sun Jae unknowingly. But no matter how hard she tried, Shan Jae's feelings for Yeon Soo were unwavering, so this love turned into a kind of hatred, and the love between the two faced a dangerous abyss.
Lee Sun Jae (played by Yoo Si Won) is the posthumous son of the owner of the "Video" record company. He remarried with his mother who did not know the truth and came to the home of his father's enemy. He had sex with his stepfather's son Lee Min Cheol (played by Lee Byung Hun) and his daughter. They lived together and had to start a fierce battle with Minzhe. By chance, Minzhe met Jin Yeonxiu (played by Choi Ji Woo) who grew up in an orphanage. At Min-cheol's invitation, Yeon-soo became the tutor of Min-cheol's sister and moved into Min-cheol's house. The two gradually developed feelings, and Sun-jae was also moved by Yeon-soo's kindness and quietness, and developed an admiration for her. As a result, the grudge between Minzhe and Shanzai deepened. The twists and turns of love took a turn, and Minzhe learned the truth that it was his father who killed Sunjae's father.