Introduction: The soul of Muxing who died unfortunately wore a Japanese high school student. Just when he made up his mind to study hard and enter a well-known university to start a simple life mode, the famous beautiful girl senpai in the school showed no signs. Confessed to him... The book is also known as: "The Melancholy of Yagi Yuyuki", "Senior Sister Selected by the System Wants to Marry Me Anyway", "My Sister Is a Rebirth", "Childhood from a Parallel World"...