▁son . ▁But ▁his ▁younger ▁brother ▁Hy un - jo on ▁wants ▁the ▁CE O ▁position ▁for ▁himself , ▁and ▁he ▁schemes ▁to ▁gain ▁control ▁of ▁the ▁family ▁business , ▁along ▁with ▁his ▁wife , ▁S ung - e un , ▁a ▁successful ▁j ew el ry ▁designer . ▁ ▁When ▁Hy un - so o ▁meets ▁Mong - he e , ▁he ▁gets ▁a ▁real ▁chance ▁to ▁find ▁love ▁and ▁happiness . ▁But ▁the ▁fact ▁that ▁she ▁looks ▁exactly ▁like ▁his ▁ex - w ife ▁might ▁become ▁a ▁problem , ▁as ▁he ▁asks ▁her ▁to ▁pose ▁as ▁his ▁wife . ▁ ▁Cast ▁ ▁Main ▁characters ▁Han ▁Ji - h ye ▁as ▁Jung ▁Mong - he e ▁/ ▁Son ▁Y oo - na ▁Ye on ▁Jung - ho on ▁as ▁Park ▁Hy un - so o ▁Lee ▁T ae - s ung ▁as ▁Park ▁Hy un - jo on ▁Lee ▁So o - ky ung ▁as ▁Min ▁S ung - e un ▁Ba ek ▁Jin - he e ▁as ▁Jung ▁Mong - hy un ▁Park ▁Se o - jo on ▁as ▁Park ▁Hy un - ta e ▁Kim ▁Hy ung - j un ▁as ▁Jung ▁Mong - ky u ▁ ▁Support ing ▁characters ▁Mong - he e ' s ▁family ▁Ch oi ▁My ung - g il ▁as ▁Y oon ▁Sh im - de ok ▁Kil ▁Y ong - wo o ▁as ▁Jung ▁By ung - ho o ▁Ban ▁H yo - j ung ▁as ▁Kim ▁Pil - ny e o ▁ ▁Ch