Mark is one of the member from well known korean pop boy group, GOT7. He had a crush on Kacey and he always want to date her out. Kacey is a program director in K Broadcast Station. Falling in love is never a simple thing when it comes to Kacey. When she was 17, she undergo an incident that she never ever want to remember. Kacey finally made a concession and give Mark a chance but she struggled so much to tell the truth after she felling in love with Mark because she never wanted to be his girl at her first thought.