Embrace in the School Infirmary(2006)

Hokenshitsu de Dakishimete

Manaya and Tsuruga have come to terms with their new relationship. Those terms being: Tsuruga does what he wants and Manaya does what he can about it. As always, Shinonome follows Tsuruga's wishes and carries out his duties as a guardian. But Shinonome was not always Master Kiyotsugu's assistant. What is the mysterious history behind the wizard-like Kaoru Shinonome, and what does Tsuruga's older half-brother Naufal have to do with it?

(Source: Futekiya!)