Tokyo: Starting from Living with the Sister Next Door

It's the 21st century, and Li Changfeng never expected that his missing parents would actually leave a marriage contract for him, and that his parents would even come to him and demand that the marriage contract be fulfilled. … It's the 21st century, and Nanyuan Meng never expected that her younger brother's missing biological parents would actually leave him a marriage contract, and she went to Tokyo to study alone. Until one day, her mother told her on the phone: Your brother has also been admitted to your school, and he will come to Tokyo to live with you.