The mother of a boy with autism nearly breaks down when she discovers that his kidneys have been removed. After her sponsor abandons her, her husband is in a car accident, and relatives show up to extort her, she travels alone to Thailand to investigate the clues, overcoming every obstacle in her relentless search for the truth.
A spirited policewoman, raised to be fiercely independent after her relationship with her father fell apart, breaks through her psychological defenses to help her father's mistress clear her name. She finds a crucial clue and connects the cases, then faces a life-or-death drug bust without losing her composure and rescues a kidnapped child.
A mother gives up a bright future and desperately scrambles to raise money for her child's treatment. She sacrifices her youth and energy, gives up love, dignity, and her principles, and ventures ever deeper into the abyss of darkness until there is no way back.
The story begins with a horrific locked-room murder that shocks the entire city. A woman's face has been burned beyond recognition, the back of her head struck with a blunt object, and she has died of poisoning. With her identity unknown, the case becomes a mystery with no victim to name...
An outraged mother, a strong-willed policewoman, and a selfless middleman are drawn together by the mystery of a boy who lost a kidney. Crossing paths across the past, present, and future, they fight their own battles. When they finally break free of the deadlock of silence, will they find a perfect ending, or will everything cruelly veer away from what they hoped for?