Inane accusations (Aap ki Kasam)

Now tell me something: Why is everyone in Aap ki Kasam losing sleep over how to exonerate Kamal? Why are they so driven towards showing him sympathy? Does he really deserve any? An insecure and stupid man who brings nothing but unhappiness to everyone around him, Kamal should have just been ignored and allowed to live his life the way he wanted to. I sound harsh, but please, after what he does