Three years later, the two meet again when Yoo-mi becomes a nutritionist at the company cafeteria where Jin-wook works.
They pretend to not recognize each other, while fighting their attraction for each other.
For So-Rim, her life changes completely after meeting with Han-Gyul, her voice gets her into a music industry with her two childhood friends and forms a band called Mush&Co.
The bass player of the famous Crude Play, Seo Chan-Young becomes the producer of their band and also falls in love with So-Rim. Her strength is hereditary and passed along only to the women in her family.
the fearsome 4th Prince who hides his face behind a mask and is given the derogatory label "wolf dog." Meanwhile, rivalry and politics ensue among the princes, in a fight for the throne, as Hae Soo finds herself unwittingly caught between it all.Yoo-mi was charmed by Jin-wook's sly and playful personality, and they unexpectedly spend the night together.However, Yoo-mi disappears in the morning, leaving Jin-wook feeling perplexed and irrationally angry.Through many encounters, Han-Gyul at first rejected So-Rim due to her age and due to the fact that they both don't know each other.However, with her beautiful voice and pure young heart, Han-Gyul falls in love with So-Rim.Do check out which guest came out on each episode The plot follows a class of high school students attempting to overcome the stress of being ranked by their exam grades, and facing the difficulties of being a teenager in a high-pressure, corrupt system.