: Shows genuine concern for Naoya’s health, further cracking her "man-hater" shell as she realizes how much she relies on his presence.

Episode 9 of (Astarotte no Omocha!), titled "Slight Fever Backslash," is widely remembered as the "swimsuit episode," blending the series' characteristic ecchi elements with a rare moment of emotional vulnerability for the protagonist, Naoya Tohara. Episode Plot Summary

: The episode is noted for its high-quality animation during the pool scenes, featuring various main and supporting characters in themed swimwear. Production Credits

The episode centers on a trip to a massive indoor pool resort within the demon world. While it serves as a typical fan-service showcase, the narrative focuses on a sudden change in Naoya's behavior.