Student Tako is inexorably drawn toward Sao despite class rumors that she has appeared in a porno movie.
| Actor | Role |
|---|---|
| MMayuki OhashiKoyuki Amase (voice) | Koyuki Amase (voice) |
 Nozomu SasakiTakao Fujii (voice) | Takao Fujii (voice) |
 Ryoko SanoSunao Kawahara (voice) | Sunao Kawahara (voice) |
| TTetsuya YamazakiKawamura (voice) | Kawamura (voice) |