Lee Chang Hoon

Han Tae Sang is a successful businessman, who has a cold-blooded decisiveness and incredible drive. This has helped him attain his current status, as he started with nothing. He then meets a younger woman named Seo Mi Do. Her personality reminds him of himself when he was that age. Han Tae Sang begins to feel love for the first time in his life. Seo Mi Do is full of ambition, and she is also bright and lovely. Seo Mi Do isn't afraid of anything because she went through so many difficult times growing up. A man named Lee Jae Hee then confronts Han Tae Sang over Seo Mi Do. (Source: IMDb)

A young woman, Go Ha Neul, takes on a short-term teaching role at a private school, inspired by a teacher who once saved her life. As she navigates the pressures of the competitive school environment, she strives to support her students' dreams while growing alongside them. She is joined by Park Seong Sun, the career counseling head known for her fierce dedication to students, and colleagues Bae Myung Soo and Do Yeon U, who work together to tackle the challenges faced in the cut-throat private school setting. (Source: MyDramaList)