Once Upon A Time 원스 어폰 어 타임

SYNOPSIS :
Seoul, in the 1940s, under the Japanese rule.
A Diamond, the national soul, "The light of East" on the legend appears!
The Japanese military make an effort to fine the Diamond which was on Seok-Gul-Am.
Finally, A general of military get it.
He opens a party for winning and sending the diamond to Japan...
The best of prfessional defrauders in Seoul starts to the project of shaking Cho-sun history.
Bong-gu proposes Choon-ja, jazz singer, to go to the party to use her beauty to steal the diamond.
Choon-ja also is the best of robbers, the other name of hers is "HaeDangHwa", has a plan to steal diamond. Each other start to steal the diamond...