Sang-eun is a pretty 20 year old girl, that is warm hearted and possess an extraordinary gift for folding paper into various figures. She has a loving mom and friends, but she is also mentally retarded. She has the intelligence … Kang Hye-jung, Bae Jong-ok, Jung Kyung-ho, Lee Young-yoo, Choi Jong-ryul, Chun Woo-hee, Uhm Soo-jung Added on Netflix 2020-12-12. Youtube Trailer