After an adventerous trip to Seoul, Lee Sungyeol and friends all decided they wanted to leave back to the island. Nothing was going their way and they just wanted to be free once again. Sungyeol got the help of his two trusted hyungs and found his way back to the island with the kids. What will happen now that the kids and their new friends are once again on the small little island owned by Nam Woohyun and Kim Sunggyu?