1. Vol. I ~And So They Arrived at School~

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. 25 December 2013. 4 min

Raishin and Yaya arriving at (or heading toward) the academy (school).

2. Vol. II ~Inori Has an Accident at the Open-Air Bath~

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. 29 January 2014. 4 min

The setting is an outdoor hot spring / open‑air bath where several characters are present. Irori (one of Yaya’s rivals among the Banned Dolls) is central to what goes wrong.

3. Vol. III ~Charl, Frey, and the Bathroom of Terror~

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. 26 February 2014. 4 min

The episode centers on Charlotte (“Charl”) and Frey, placing them in a bathroom setting with a twist of “horror” or “terror” (in a light, comedic sense).

4. Vol. IV ~Nadeshiko Akabane, Midsummer Night's Dream~

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. 26 March 2014. 4 min

Nadeshiko Akabane in a dreamlike or idyllic midsummer‑night setting, possibly with some magical or romantic undertones (“dream” in the title suggests a fantasy sequence).

5. Vol. V - Private Lesson ~Two Beauties in an Infirmary~

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. 25 April 2014. 4 min

Because it’s a “private lesson,” there may be a situation where someone needs help (wound, training, incapacitated), and another character gives advice or helps. But in typical OVA fashion, there’s also comedic or fanservice undertones (awkward proximity, accidental touching, embarrassed reactions).

6. Vol. VI ~Pretty Girls Gather! Swimsuit-Studded Pandemonium~

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. 28 May 2014. 5 min

The female cast (the “pretty girls” — likely Yaya, Charlotte, Frey, Irori, possibly Henriette, Komurasaki, etc.) gather together at a pool, beach, or other swim setting.