All Five Kyoryuger Brave have gathered. Hyeonjun Jeon & Sechang Kim try to train the carefree Pureun Lee & Dohee Yun. At that time a person who calls him the Space Mercernary Juhyeok Kwon infiltrates Deizarus' Space Ship and could this Space Mercenary Juhyeok Kwon be Juyong Kwon's seperated Brother?