"It's Bocching Time!"

極度のあがり症で人付き合いが苦手な五島ひとは、苦労しながらもロックミュージシャンになりたいと願い、いつか友達を作りたいという願望を抱いている。ある日、虹花伊地知が結成したケーソクバンドのメンバーとして迎え入れられる。
Extremely anxious and socially awkward Hitori Gotō longs to become a rock musician in spite of her struggles, whilst fulfilling her desires to one day make friends. She is suddenly given a chance to do so after she is taken in by Nijika Ijichi to become a member of her newly formed Kessoku Band.