Genius Su Jiu, drained of her worth by the Su family and meeting a tragic end at 25, is reborn to the day she was recognized by them at age 8. Refusing to be a tool again, she chooses her down-and-out uncle, Su Yu, as her father figure. She helps him clear his name from academic fraud accusations, joins him to win first place in a math competition, and turns the tide in a fierce Sino-Japanese math showdown. Confronting the Su family's schemes, Japanese rivals' challenges, and her own terminal illness, the father-daughter duo stands strong, ultimately safeguarding their dignity and finding a life of warmth.
