In the future, after a Third World War has decimated much of the Earth's population, a new nation arose. Believing human emotions and their expression were to blame for the failings of past societies, it is decreed that all citizens must take a daily dose of a drug which levels out the emotional landscape, and that all forms of creative expression are against the law. An elite law enforcement officer who tracks down and punishes "sense offenders"...

Violet Evergarden works as an Auto Memory Doll writing people's thoughts and feelings into letters. Her latest job is a change from the norm as she becomes a tutor to help the heir to the York family, Isabella, become a proper lady. Even though Isabella feels trapped in her new world and wrestles with grief, Violet's lessons offer a brief respite. But how long does it take to heal?