What relations have Mr. Wickham and Mr. Darcy? (pages 60- 101)

Mr. Wickham's father worked for Mr. Darcy's father. Mr. Darcy's father was kind to Mr. Wickham and treated him like a son. After Mr. Darcy's father died, his will stated that Mr. Wickham be taken care of by being given a profession. Instead Mr. Wickham tried to extort money from the Mr. Darcy's family.