In two special OVAs accompanying the 8th and 10th volumes of the original novel, the events occur between the first and second seasons. Episode 13 of Season 1 sees Haruna entrusted with organizing a Spring Festival at the nearby shrine, showcasing her unique magical-Equipment-girl style. Meanwhile, Seraphim, not one to freeload at Haruna and Ayumu's place, takes up cooking duties. Additionally, a challenging concentration-game competition in the school's assembly hall pushes Ayumu and Orito to their utmost capabilities.