Exactly, and they are closer than they at first seem. Try to imagine what Lelouch would be like if Nunally had died the night his mother was assassinated. He would be a cold, twisted individual, completely devoid of remorse, for whom the ends justify the means. Just like the comic book V. He would not have hesitated to put a bullet in Shirley's brain, he would feel no remorse for the innocents who die in his crusade.
Part of the reason he has those "what have I done" moments in S1 is because he realizes that now he has to go home and face his sister.
(no subject)
Part of the reason he has those "what have I done" moments in S1 is because he realizes that now he has to go home and face his sister.