Jung Hoseok is an adorable and sweet teenager of only 16 years old, he loves dancing, rap, hip hop, but above all, he loves his favorite band BANGTANG, known worldwide as BTS. Although he admires them for their music and talent, he also appreciates them as the people they are; that is why his most cherished dream is to be able to be friends with these young people who are working so hard for their careers. Who would have thought that one night at the airport would be the beginning of fulfilling his dream?