Crystal Snow

Kim Seokjin 26 year old the most successful CEO of the country, the man of words everyone in the company is afraid of him because if his stern nature. But inside is a broken man who is holding a regretful past.
Kim Taehyung 24 year old, responsible and loving brother. He had a lot on his plate, taking care of his brothers, making them happy, trying to save their family cafe. He joins Kim Corp as secretary to Kim Seokjin who falls in love with Taehyung in the first sight.
Park Jimin 24 year old, Kim Taehyung's soulmate, friend and brother. He is more than a family to Taehyung. They grew up together and are each other's whole world. He is Taehyung's biggest weakness. And alot of people use his innocence to take advantage.
Jeon Jungkook 22 year old, Park Jimin's boyfriend of 5 years and Kim Taehyung's brother. He has been with Tae and Jimin from last 5 years. They are a family and they are happy.
What happens when Tae joins Kim Corp and Jin falls in love with him at the first sight. And what will happen when Jin's regretful past comes to the present. Will Tae who has put his family above his own happiness will take happiness in his own life or will he stays away from Jin. What does Jin's secret have to do with Tae?