Wen Tang has been burdened with rumors since he was a child, and has a lonely and fragile heart. He has always longed for the care and companionship of his brother Wen Yi. She regarded the warmth of her relatives as her only hope in a dark life, and tried to get closer but was repeatedly treated coldly. In the end, Wen Tang died unexpectedly in despair. When Wen Yi was performing his work, he discovered that the deceased was his own sister, and he regretted it. In a heavy way, the story tells the regrets of missing out and being hurt in family relationships, which is thought-provoking.