While Sikes and Oliver are gone , Nancy , fearful for Oliver 's life , goes to Brownlow , confessing her part in Oliver 's kidnapping and promising to return him to Brownlow at midnight at London Bridge She then goes to the tavern .
While Sikes and Oliver are gone , Nancy , fearful for Oliver 's life , goes to Brownlow , confessing her part in Oliver 's kidnapping , however , she refuses to state the name of Fagin or Bill Sykes for her own protection . 
 She promises to return him to Brownlow at midnight at London Bridge She then goes to the tavern .