An Indonesian girl group containing of Nina, Pricilla, Sivia and Iffi have been preparing for a performance with Korean girl and boy bands for more than three months. Meanwhile, the mid-semester break has started. It is Kelvin's plan to surprise Nina with a surprise visit to Seoul. Surprisingly also Angel travels to Seoul to catch up with Kelvin. Obviously, Kelvin's plan to surprise Nina has been interrupted by Angel's trip to Seoul and many of her evil tactics. There are many funny incidents and misunderstandings surrounding Kelvin's romantic relationship with Nina while they spend a white winter in Seoul.