Two childhood friends meet on a snowy day to reminisce about their seaside village and a magic marble in this lyrical, coming-of-age animated fantasy. Na Mun-hee, Kong Hyeong-jin, Ryu Deok-hwan, Jang Hang-seon, Ahn Sung-kee, Bae Jong-ok, Lee Byung-hun, Byung-hun Lee, Hyeong-jin Kong, Chong-ok Bae, Sung-Ki Ahn Added on Netflix 2023-01-10. Youtube Trailer