21-year-old college student Lu Zhou originally just wanted to spend his days leisurely, but because of his niece Lin Xiao's 42-point test paper, he accidentally got dragged into an academic crisis and awakened the divine-level choice system. From tutoring lessons to solving his older sister's company management difficulties, choice after choice allowed him to usher in a turning point in life. However, system rewards are not omnipotent; misunderstandings, challenges, and crises follow one after another. Facing family affection, responsibility, and the future, Lu Zhou gradually understood that what truly changes destiny is not the system, but his own choices.