Two years as a child were exchanged for a lifetime ten years later.
Fifteen-year-old Tang Yang picked up Qin Zi when he was at his most lonely and took him in for two years. However, these two years were Qin Zi's most beautiful memories.
Ten years later
By accident, Tang Yang "picked up" his Qin Xiaoxiao again.
Qin Ji ushered in his light again.
Purpose: redemption