Gray wooden boards, pitted earthen walls, flickering old-fashioned light bulbs, and rusty iron chains, the little girl was imprisoned in the iron chains, hunger and fear eroding her thin body. Suddenly, the little girl woke up from her nightmare. The dazzling light made her regain consciousness. What came into view was a kind face and the little boy who rescued her. ..."My name is Lin Weilan, what's yours?" "Xu Shenhai." That's how Lin Weilan and Xu Shenhai met. At that time, they handed over their purest souls to each other, as if they were destined, and they were tied by a rope from then on, unable to break free.