Help Me Find a Book! ! ! ! ! the System Loves to Knock Cp's Quick Travel Articles

There is a small world where the female protagonist is dressed as a licking dog, the male protagonist is a judge and villain in love, and in the middle is a scumbag man and a bitch, and in the end the male protagonist kills a boy in the love drama because he participated in the murder of the male protagonist's mother. He has a scar on his neck.