Three girls from all different walks of life are brought together by their shared love for Reika's music.

Akari, Yuki, and Nozomi do their best to get accepted into Akiba Music School; Father Samuel expresses his concerns about Akari.

Yuki decides to join a street band; Akari struggles with her nerves as Kisaragi starts observing classes, in search for students to join her S Class.

S Class must face new hardships as they prepare for their debut; Yuki starts to make a name for herself with her newfound band.

Feeling refreshed, Akari talks to the S Class about much needed improvements; a new student joins the S Class.

Akari tries to put together the pieces of her past as she encounters a blue stone; Samuel reveals her past to her.

Akari makes her fateful return to the S Class, but she still feels isolated and alone; Yuki comes up with a plan to cheer everyone up.

The trio prepares for the M and K Records' Rookie Audition; the girls quickly realize that Jun is no longer their only rival.

The results are announced; the trio prepares for their next challenge.

R3's first TV performance brings about the pressure of their debut; Reika is haunted by memories of the past.

R3 are nominated for a Music Police Award; the girls struggle with the publicity.

The day of the Music Police Awards arrives; R3 must face up against their longtime idol, Reika, in their rise to fame.