Nagi decides to take Hayate to an amusement park in her own backyard. While Hayate is roaming through the haunted house, Robot Eight, who was defeated in episode 3, appears to get revenge. After Eight's plan fails, he flees, upgrades, and breaks into Nagi's mansion for another chance for revenge.
| Name | Type | Role | |
|---|---|---|---|
| Kenjirou Hata | Writer | ||
| Junki Takegami | Writer | Series Composition | |
| Shinichi Inotsume | Writer | Series Composition / Screenplay | |
| Keiichiro Kawaguchi | Director | ||
| Isao Takayama | Director | Episode Director |