C185 Don't Move If You Move Again I will Kill This Child
"Don't move, if you move, I'll kill this child."
Perhaps it was out of instinct, Gu Jun felt that the person knocking on the door was aiming for the child. Thus, when Chiang Zhirui opened the door, he touched a fruit knife on the tea table and placed it against the child's neck.
Actually, he could have stopped Chiang Zhirui from opening the door