Don't get me wrong, the sadomasochism in the title is actually the abbreviation of sadistic love.
Lin Ye, a dirt-eating girl who spent all her living expenses for a month but failed to get the earl, Edmond Dantès, woke up one day and unexpectedly found that she had become the earl's master. As a peasant, she became the master and decided to launch a series of revenge on the earl. The first one was to eat dirt.