Rainbow Club members have a hard time getting used to Na Rae’s Summer School. Finally, the members are given a quick break after tiring work. To make the Summer School more interesting, the members are forced to join an English class. Additional Cast - Jun Hyun Moo + Henry Lau + Lee Si Eon + Han Hye Jin + Yoon Hyun Min + Park Na Rae + Kian84 + Sung Hoon
