Hayama Hiyori is a high school student and professional singer. Unable to succeed commercially, her agency terminates her contract. Unwilling to give up, she decides to participate in Extreme Hearts, a sports event for musicians and performers.
Sumi-chan!
!سومي-تشان
Sumi-chan …!
¡Sumika!
¡Sumika!
Sumi !
Sumika!
Sumi-chan!
Суми!