there be so many more complexity to the plot of this wonderful thought provoke movie than just infidelity and cover up of responsibility for the accident . i be strike by the initial seem goodness of husband wilkinson who want the driver and when he think it be everett and disclose to the police and and the change of heart ( and moral ) when he learn it be his wife . a well and be he indeed good and and or or be he attempt to redeem self by allow her to go with rupert . then and thing switchedand she decide the right ting to do be admit that she hit him . most importantly the theme of redemption ( for the accident for the infidelity in her own odd and flawed way ) be strong in watson sickbed care for everett . i believe that be why she undertake that effort . this seem to be a common theme in modern british novel represent brideshead revisit and the end of the affair come to mind . love it .