During a brief moment where Monks and Fagin meet and discuss their little secret out loud, they are overheard by Nancy, who runs off to warn Rose Maylie and M . Brownlow of treason. The three eventually have secret meetings to discuss how to save Oliver before being discovered by Noah Claypole, who passes the information to Fagin. Shortly after, Nancy is murdered by Bill Sykes. After this - following the death of Bill Sykes and the arrest and hanging of Fagin - Monks is forced to give up his secrets and his fortune for all.