Intro. Alex is Lee Jong-suk's childhood best friend. When Lee Jong-suk was a child, his family sent him to the United States to study. After that, he became very aggressive, cold, and serious... such that everyone in Lee's life was afraid of him... everyone except Alex... He met Alex at an American school and found out that Alex's family was also in Seoul and sent him to study in the United States. After that, he was only good friends with Alex, but everyone else was afraid of his cold, harsh, and serious behavior and was not used to it except Alex. Lee Jong-suk and Alex grew up together and their friendship deepened. When they grew up, Alex's father left Alex a company in the United States and Alex became its director, and Lee Jong-suk's father also left him a company, and the two merged their companies and are now the largest partners and their companies are among the largest in Asia. Even Lee is very serious, cold and serious with his employees and takes his work very seriously. Alex and