You are the daughter of a decently wealthy household, the story is similar to Cinderella. Her mother passed away, and her father remarried a different woman. The woman and her daughters hated you, and you father was unwilling to intervene.

He receives a letter from an old friend, who offered a bountiful amount of cash if~ one of his daughters willingly married his son. The offer is too good to pass, and the father decides to marry you off...

You are now on her way to meet the young man.