▁story , ▁as ▁is ▁a ▁dim ▁but ▁mus cular ▁lif egu ard ▁( Y oo ▁Jun - s ang ) ▁whom ▁Anne ▁meets ▁while ▁st rolling ▁on ▁the ▁beach ▁and ▁looking ▁( in ▁all ▁three ▁episodes ) ▁for ▁a ▁mini - l ighth ouse . ▁ ▁As ▁each ▁" An ne " ▁interact s ▁with ▁the ▁loc als , ▁including ▁W on - jo o , ▁who ▁works ▁at ▁Anne ' s ▁lod ging ▁and ▁helps ▁show ▁her ▁around , ▁certain ▁faces , ▁situations ▁and ▁lines ▁of ▁dialog ue ▁rec ur , ▁their ▁effect ▁and ▁imp lications ▁changing ▁depending ▁on ▁context ▁and ▁delivery . ▁ ▁Cast ▁▁ ▁Isabel le ▁Hu pp ert ▁as ▁Anne ▁ ▁Y oo ▁Jun - s ang ▁as ▁a ▁lif egu ard ▁ ▁K won ▁H ae - hy o ▁as ▁J ong - so o ▁ ▁Moon ▁So - ri ▁as ▁Ge um - he e ▁ ▁Moon ▁S ung - ke un ▁as ▁Moon - so o ▁ ▁Jung ▁Yu - mi ▁as ▁W on - jo o ▁ ▁You n ▁Y uh - j ung ▁as ▁Park ▁So ok ▁ ▁Kim ▁Y ong - ok ▁as ▁a ▁b h ikk hu ▁ ▁Production ▁ ▁Isabel le ▁Hu pp ert ▁first ▁met ▁Hong ▁Sang - so o ▁at ▁the ▁Paris ▁Cin é math èque ▁in ▁March ▁ 2 0 1 1 ▁at ▁a ▁ret ros pective ▁of ▁his ▁films . ▁She ▁says , ▁" I ▁think ▁the ▁idea ▁was ▁already ▁in ▁his ▁head , ▁perhaps , ▁the