When Boyfriend's manager(Alice's Uncle) gets into an unexpected car accident, Alice Park takes over as Boyfriend's temproary manager. Alice Park, a bookworm who seemingly lacks common sense is given such task, how will she coop with it? She soon finds out about an event of her past and how it connects with her uncle's car accident. The Boyfriend members (Minwoo, Kwangmin, Youngmin) begin to fall in love with their manager. 

Angie is a popular idol who loves to sing. At the age of 13, she debuted and now at the age of 15, she is a very popular star. A few months ago, she stop her activities and began to slow down her career. That was when she found out she had cancer. Not just any type of cancer, a new type of cancer with no cure, no medicine. She falls in love with Minwoo, her co-worker; but represses her feelings for him. She doesn't want him to fall in love with a dying person. Her goal was finish her newest