[quote=@Fabricant451]
Niyoki better not let Sara know about the whole 'sadistic, demeaning, cruel' thing because it might give the poor girl a heart attack and nose bleed. 


In true harem fashion. 
[/quote]

Light isn't a huge fan of cruel or sadistic people, so they might not be friends if that is a constant. Even if she can very easily take that kind of punishment.