Ha Yoon-seo has worked hard her whole life: after raising her younger brother alone, she is now a marketing manager at a credit card company. Her life takes a dramatic turn when she discovers that her boyfriend, Seo Ju-won, is the heir to the family that owns the company! Upon learning of their relationship, Ju-won's mother offers Yoon-seo money to break up with him, and Yoon-seo accepts. However, Ju-won is determined to win her back and will stop at nothing to reclaim her heart. Can Yoon-seo and Ju-won overcome obstacles and find their fairytale ending, or will reality tear them apart?

Sayama Miyabi is a talented salesperson working at Celeste Real Estate. After being dumped by her boyfriend on their 6th anniversary, she decides to focus more on her career rather than romance. By chance, she meets Donose Tsukasa, a high-spec company president who is looking for a marriage without emotional attachment. Seeing how Miyabi prioritizes work, he proposes the idea of a business marriage to her. Despite feeling bewildered by the sudden proposal, the two, who share common interests, decide to move in together. The sole condition of this marriage is that if either one of them develops romantic feelings, they must divorce immediately! However, the days leading up to marriage are filled with an ideal lifestyle and continuous excitement… Even if they fall in love, they mustn’t let it be known! What will happen to the business marriage...!?

The frail boy but with a strong sense of justice, under the guidance of Tang Zichen, a master of Chinese martial arts, embarks on the road of learning traditional martial arts, how to open up and surpass himself. He will experience the spirit of martial arts people who use martial arts to stop the fight and convince people with morality, and also inherit traditional martial arts and promote righteousness.