The world's richest man, Samuel Quinn, disguised his conglomerate as a construction site to train his son. After learning that his son had been deceived into marriage by a gold digger, he wanted one of the three girls from prominent families to marry his son. However, the Downing family's daughter, in an attempt to escape the arranged marriage, unexpectedly chose Frank Quinn to impersonate Samuel's son. At a critical moment, Frank discovered a black card that could prove he was the heir to Solomon Group.
