For hearing-impaired university student Yuki Itose, silence has been a natural part of life since birth. Her world is small and isolated; she commutes to campus, interacts with her best friend Rin Fujishiro, and communicates through writing and text messages—a lifestyle that offers little to no change. One day, during her commute, Yuki meets fellow student Itsuomi Nagi, a multilingual travel enthusiast and friend of Rin. When Itsuomi learns of Yuki's condition, he takes it in stride, moving Yuki's heart. From this one simple gesture, Yuki and Itsuomi's lives start changing day by day as they let each other into their own worlds. Yuki Itose is a hearing-impaired university student whose world has been shrouded with silence since birth. She has lived in the same place her whole life, and rarely interacts with others save for her best friend, Rin Fujishiro. During her commute one day, she meets the silver-haired and multilingual Itsuomi Nagi, a mutual friend of Rin. Unlike most, Itsuomi is unwavering when he learns of Yukis impairment; this, along with his experiences abroad, fascinates and touches her. After they part, her fondness of him starts to grow. A new world begins to open for both Yuki and Itsuomi as they learn about each others different lives.