After fending off Keheheh and Tzveta in Russia, Shy returns to Japan, where she encounters the mysterious Ai Tennoji-a runaway Kansai girl with an unexpected background! However, Teru hardly has any time to fret over making a new friend when Amarariruku strikes again in a daring attack! With the full attention of the hero community focused on Japan, can Shy stand up to the pressure…?!