Love Song on a Sunny Day in a Silent World?

On an ordinary night, the hustle and bustle of the city gradually fell silent. Lin Yu, a deaf college student, was immersed in his own world. He has become accustomed to the silent silence in this lonely world, and lives a difficult life relying on sign language and limited text communication. However, the gears of fate are turning quietly at this moment. When Lin Yu suddenly sat up from the bed, breathing heavily, his eyes were filled with fear and confusion. The unfamiliar environment around him instantly alerted him. This was not his small rental house, but a simply decorated room full of Japanese style. Suddenly, there was a crisp knock on the door. Although Lin Yu couldn't hear it, he could feel the vibration of the door panel. The woman seemed to realize that Lin Yu was strange. She took out a paper and pen and wrote in Chinese: "You are awake, child. You fainted on the roadside, and I brought you back." Lin Yu took the pen and wrote tremblingly: "You can speak Chinese, where is this? Why am I here?" The woman replied: "Yes, I can speak Chinese, this is Tokyo, you don't remember how you got here... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.