September 2nd is Subaru Ichinose's birthday. The birthday song resounds through space; the applause goes on and on. But before the day is out, Subaru learns the bleakness of adulthood.
♪ Happy birthday dear Subaru.
Happy birthday to you. ♪
Happy Birthday Dear Subaru!
Feliz cumpleaños, querido Subaru.
Joyeux anniversaire, Subaru…