▁said ▁he ▁thought ▁of ▁his ▁mat ernal ▁grand m other ▁who ' d ▁recently ▁died , ▁remember ing ▁that ▁she ' d ▁told ▁him ▁her ▁only ▁pleasure ▁was ▁watching ▁him ▁in ▁r er uns ▁of ▁All ▁In . ▁Con tr ary ▁to ▁his ▁che ek y , ▁play ful ▁character , ▁Ji ▁S ung ▁said ▁that ▁he ' s ▁t ac it urn ▁and ▁sh y ▁in ▁real ▁life , ▁but ▁that ▁the ▁drama ▁made ▁him ▁find ▁a ▁different ▁side ▁of ▁himself . ▁ ▁He ▁then ▁made ▁an ▁extended ▁came o ▁as ▁the ▁s oph istic ated ▁right - hand ▁man ▁of ▁the ▁mob ▁b oss ▁in ▁action ▁no ir ▁F ate ▁( 2 0 0 8 ). ▁ ▁In ▁ 2 0 0 9 , ▁Ji ▁S ung ▁collabor ated ▁again ▁with ▁writer ▁Ch oi ▁W an - ky u ▁and ▁director ▁Y oo ▁Ch ul - y ong ▁of ▁All ▁In ▁in ▁the ▁reven ge ▁drama ▁ ▁Sw allow ▁the ▁Sun , ▁adapted ▁from ▁the ▁novel ▁by ▁K ang ▁Ch ul - h wa , ▁and ▁shot ▁on ▁location ▁in ▁Je ju ▁Island , ▁Las ▁Veg as ▁and ▁South ▁Africa . ▁Ji ▁S ung ▁trained ▁hard ▁to ▁play ▁the ▁t ough , ▁strong - w illed ▁protagon ist ▁who ▁goes ▁to ▁prison ▁for ▁his ▁b oss ▁and ▁later ▁becomes ▁involved ▁in ▁the ▁city ▁development ▁of ▁Je ju . ▁ ▁In ▁February ▁ 2 0 1 0 , ▁he ▁signed ▁with ▁a ▁new ▁management ▁ag ency , ▁Nam oo ▁Act ors .