Miles Grant, who missed the exam after a failed confession, travels back to the day before. He decides to focus on the exam and choose his future. Insisting on Capital University despite his father's arranged path, he meets Bella Bennett and Jasper Johnson. He starts a business with partners, facing funding shortages, failed collaborations, and disagreements. Through hard work, he turns ideas into reality. He regains trust with Lena Lin, gains love, and walks a unique path.