Does the absence of any strict law on live-in only encourage incidents like Shraddha Case ?

Shraddha Murder Case: Everyday new revelations are happening in the Shraddha murder case. At the same time, the Delhi Police team is making every possible effort to collect evidence against the accused Aftab. Aftab's friend Shashanka Modi's statement has now come to the fore in the Shraddha murder case. Shashank said that I was nervous after seeing Aftab on TV earlier. Shashank also said that he was shocked to see Aftab's face on TV. Then when he saw the news, he got scared and thought what has he done. Shashank said that Aftab should not have done this. Even if there was some problem in his relationship, it's solution cannot be like this.