Katherine and Wolruf meet him , with robots following close on their heels .
Using a First Law farce to draw the guards away from the Key , Derec steals it and escapes into an empty section of the station .
Katherine and Wolruf meet Derec , with robots following close on their heels .
Using a First Law farce to draw the guards away from the Key , Derec steals it and escapes into an empty section of the station .