hmmmmmmmmmmmmmmmmmmmm[Long thought]

No. I wouldn't feel guilty but my perception might be altered. I've done things that I approved of [see the past tense] and don't approve of anymore. [sex with a certain person over and over for a year and a half] So killing someone may change me into thinking it's not thaaaaat bad or something. IDK I'd have to do it and watch what happens and then reset back to before I did it.