door. 。When Su Keqin arrived at Gu's villa, she saw her grandfather just finished breakfast and was taking a stroll in the garden. 。"KeXin, it's been so long since you last visited grandpa." 。Seeing...er. Ke Xin, I really admire you!"Smiling and shaking her head, Cheng Keqin jokingly said: "Well, you were the one who first found the clue for this case. You've made a contribution to the people.""Rea...