6 And a half years old
Gu Qinghe handed Lin Qingyi a toffee. Lin Qingyi touched his head and said with a smile, "Thank you, kid."
16 And a half years old
Gu Qinghe watched Lin Qingyi fall from the window sill and quickly went to catch her. As a result, they fell to the ground together. He was furious: "Are you a child? You are so careless!"
26 And a half years old
Gu Qinghe knelt down on one knee, put a ring on Lin Qingyi's left middle finger, touched her head, and said awkwardly: "You are my little friend."
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