Turning the villian to the the righteous side

"The child really loved eating sweet things. But because he had no parents or money he could rarely eat then." Xiao Xingchen in spirit form listens thoughtfully to Xue Yang's last words and thinks, if the child could eat sweet things without injury, and wasn't an orphan, maybe he wouldn't have ended up killing the only people who showed him love for the first time. "He was seven! The bones of his left hand were crushed, while one finger was ground into battered flesh on the spot!" If his fingers were never crushed and then left untreated then the only reminder of why he wanted revenge may never have haunted him till death. "The current Xue Yang was bestowed upon you by the past Chang CiAn!" This makes his mind whizz, so what if Xue Yang never was scarred by the Chang clan, and taken care of?