On Sun Ying’s 12th birthday, her mother handed her father an anonymous letter. After reading it, he jumped from the 13th floor. Three years later, on her 15th birthday, the same letter drove her paternal uncle to suicide, leading to her mother’s arrest for suspected murder. My investigation into the letter’s contents hit a dead end.At her engagement ceremony, her mother gave an identical letter to her fiancé Lin Xu, who also took his own life. During the struggle to seize the letter, someone swallowed it. An autopsy revealed the letter’s contents were rendered illegible by gastric acid. While pursuing a shadowy figure resembling her father, Sun Ying was abducted to a clandestine pharmacy. There, she uncovered the truth: her uncle and Lin Xu had conspired against her under manipulated lies, her father had faked his death, and her parents had secretly protected her all along.In the final confrontation, her mother sacrificed herself to save her, and the mastermind behind the tragedies was finally brought to justice.
