Shen Yan is reborn back to the eve of being splashed with sulfuric acid, refusing to shield school belle Gu Tingting from disaster ever again. Calmly calling the police for help, he brings the criminal to justice while remaining completely unharmed. Faced with moral kidnapping from the Gu family and accusations from classmates, Shen Yan firmly upholds legal bottom lines and proves his innocence. From then on, he focuses on his studies and family affection, enters a major tech company through his strength, and knows and guards each other with Su Yuxun who truly cares about him, ultimately shaking off past shadows and taking control of his own life.