Fifty years have passed since mankind began migrating to the new frontier: Mars. 
It's an age where most culture is produced by AI, and people are content to be passive consumers. 

There's a girl. 
Scrapping a living in the metropolis of Alba City, she's working part-time while trying to become a musician. She's always felt like something is missing. 
Her name is Carole. 

There's a girl. 
Born to a wealthy family in the provincial town of Herschel City, she dreams of becoming a musician, but nobody around her understands. She feels like the loneliest person in the world. 
Her name is Tuesday. 

A chance meeting brings them together. 
They want to sing. 
They want to make music. 
Together, they feel like they just might have a chance. 

The two of them may only create a tiny wave. 
But that wave will eventually grow into something larger... 

(Source: Official Website)