Yamaneko Tenshi

Because of a peculiar accident that occurs in his dominion, the Marquess of Mollet—known as a handsome playboy in the French palace—encounters a pair of brother and sister twins. The Marquess immediately falls in love with Gabriella. However, the twins have a little secret...

Meanwhile, a bandit known as the "Wildcat Angel," who specializes in kidnapping people, appears in the vicinity...