What if a Korean girl name Luna has to move to America and what will Onew do ?  How will she live her life without Onew ? How will Onew live his live without Luna ? Will they meet again ? Will she stay ?  What if Onew go look for her at america ?  Will they do something fun on the last day before Luna go to america ? Will they remember each other when they meet again ? Are they gonna start over when they meet each other again ?