He was cryin when he did it, so he was obviously aware of it.
It was probably a Genjutsu![]()
I think Kakashi was upset because Rin isn't as Beautiful as Godney Spears.
I think that Rin had intel that the other village wanted (cant remember which village) and Kakashi had to kill her so intel wouldnt get leaked, just like Kisame did to his friend.
"YOU LET HER DIE!". o-o So something happened before that.
I think that Rin had intel that the other village wanted (cant remember which village) and Kakashi had to kill her so intel wouldnt get leaked, just like Kisame did to his friend.
If it was Intel they would have got it by capturing Kakashi here you can see the reactions of the shinobi'sYou must be registered for see links
So IMO main reason might be Rin was being experimented by using some kind of drugs or medicines