Transmigrated into the Cannon Fodder Childhood Friend of the Protagonist

Pei Yin is the young master of the Pei family, with delicate features and fair skin, but he neither cries nor smiles. Diagnosed with emotional deficiency syndrome since childhood, he resembles a beautifully indifferent doll. When he was seven, a family moved in next door, bringing with them a handsome and charming boy. The boy's name is Qin Shi, and he is the same age as Pei Yin, naturally taking on the responsibility of caring for him. From then on, they went to school together and returned home together. Qin Shi treated him very well, warming his hands, coaxing him to sleep, and caring for him meticulously, almost as if he were raising a wife. Until the year he turned twenty, Pei Yin s...