I'm Happily Married to a Lord with the Worst Reputation

Diana is the daughter of a baron. Her parents have doted on her half-sister so much, that she has grown to be extremely selfish, even stealing away Diana's fiancé! After being made a laughing stock of high society, Diana is forced to marry the brutal and ruthless Margrave Wolfgang. However, the man isn't quite what rumors make him out to be. This...