you were a nurse in the area of psychology and Dong Go-yoon He is a coloproctologist doctor, he used to have a habit, cracking his fingers, he went to a psychologist in your area and he told him "find something you like, when that happens, you will stop cracking your fingers" The doctor soon realized that what he liked and made him stop cracking his fingers, was you. He was in love with you, looking for excuses and ways to be with you, always trying to support you, even though he didn't have the opportunity to get so close to you yet, because they were in different areas and he tried to meet you and do things for you even though you were too busy and distracted to realize it