William MacPhab loses seven-pounds in the stock market and decides to slap the man who was responsible for the stock manipulation that caused him to lose his money. Astor Terbanks, the stock-market manipulator is surprised the next day when he gets soundly slapped by MacPhab, and the latter promises to deliver one more a day for the next six days. Terbank's daughter, Daisy, is amused by the procedure and is attracted to MacPhab.

The story is one of the classic operetta stories with a young princess destined to marry a king whom her mother tries to enforce while the young woman tries to escape her fate.