Park Chanyeol and Byun Baekhyun are CEOs of two leading software companies in South Korea. They are rivals. Their companies are rivals for a long time now. But only a few know about the beautiful past they had. Both had fallen for each other in a different country without being aware of their background. But it’s been five years since they parted. Being the CEOs of the leading companies it’s hard for them to not see again and after four years they meet

Minseok is a 20-year-old boy who always dreams about living a simple and peaceful life in spite of his wealthy background. Soon he is going to start his college life and as his wish, he got mathematics. He comes from a broken family where he lives with his multi-millionaire father and his younger brother with his mother. When hi