He Huan, who has achieved success and fame, wakes up to find himself returned to his eighteen years old, with one hundred million in cash still in his card. This time he wants to make up for his past regrets, not only to make his hardworking mother avoid a car accident, but also to let his younger sister, whose personality changed drastically due to their mother's passing, have a better life. As for himself, he must reverse his image, study hard to get into a good university, and make his family proud of his achievements.