With his marriage broken and his children alienated, Cheng Yanqi unexpectedly obtains an anti-aging system at a low point in his life, welcoming an opportunity to return to his youth. He picks up his guitar again, bravely pursuing the dreams he shelved for many years, and also begins to reflect on his past dominance and neglect. Facing his daughter's grievances, he openly admits his mistakes; facing the controversy over the authorship of his old work, he insists on restoring the truth. After reuniting with Wen Xijin, the two learn respect and honesty, and on the road to repairing family affection and rediscovering their passion, they find the courage to start over again.