A modern youth time-travels to become the half-century-old landlady Liu Jinhua. The moment she opens her eyes, she receives a critical illness notice and, relying on a system, harvests the surprises of her tenants to extend her life. Upholding her original intention of kindness and integrity, she steps forward in life, righteously helping three tenants in distress. She bravely fights fraud schemes, assists the police in solving old cold cases, maintains neighborhood harmony, and guards the baseline of morality. Without indulging in material pleasures, she knows how to cherish those around her and reaps sincere emotional bonds of family. After going through numerous storms, the female lead completely shakes off the shackles of illness, embraces a vast life, and passes on the positive values of self-improvement and moving towards goodness.