该片是由李东恩执导的剧情片,于2019年上映，主要讲述了:One day, three sibli.ngs recei.ve a postcard from. their. mother who left t.hem. a .long t.ime ago. .But all i.t says is I miss you. Three. siblings are d.isconcerted by .the sudden cont.act, but eventually, they g.o on a trip .to meet thei.r mother. Credit Director