Cheng Mo, a seven-year-old boy, witnessed his mother falling to death and became mute from then on. Ten years later, determined to find his mother's murderer, he once again witnessed a woman falling to her death. The woman's husband was her mother's infatuated lover. Who is leading Cheng Mo to pursue the murderer? Who is grandma trying to cover up the crime with her strange behavior in the dark? Why does the beautiful girl who takes revenge have the same face as Cheng Mo? How did their destinies finally intersect and separate?
This is a story about a mute boy searching for the truth. The roles of the perpetrator and the victim change in the ups and downs of fate, to see who can decipher the hidden truth and mystery.
Concept: The roles of victim and perpetrator manipulated by fate are reversed due to misunderstanding and pain.