Kakao Friends, the most loved characters by children, meet 'Owl Book', the publisher of [The Magic Thousand-Character Classic], a popular bestselling comic series learning Chinese characters, and learn history and culture of different countries all over the world. Go Go Kakao Friends Series 16 covers Vietnam. The Kakao Friends visit and explore the places that represent the history and culture of Vietnam, the country that never gave up its spirit of resistance even with endless foreign invaders.