Elisa Stiles, a 31 year old single mom, has been hired by NH Media to teach a few members of U-Kiss on improving their English language speaking skills. After separating from the US Air Force and remaining in South Korea where she was last assigned during her active duty, she was picked from the handful of candidates, based on her age and language experience. The year is 2014 and U-Kiss is given a year to speak English semi-fluently to prepare for their upcoming USA tour. As she starts to build rapport with the members she is teaching, Hoon starts to develop feelings for her. Elisa doesn't even realize his true feelings based on her status as a single mom and the age difference between them. Will she open up her heart and see where it could lead, or shut him out and remain single? Will it be Worth the Wait