The members of Infinite Challenge visit Nok Island. The island recently reopened an elementary school just for one student, Chan Hee. He and his sister, Chae Hee, are the only kids in the island. They are the only friends for each other. The members and Actress Seo Hyun Jin prepare a special event for the people of Nok Island.
Keywords: challenge , reality-show , variety-show , watch-series-online , watch-Korean-drama-online