Sky Wizards Academy OVA

One day, Lecty Eisenach is tasked with taking care of school animals. When she comes to a place where the animals are kept, Lecty sees a chicken she has recently saved from a cat. She names the chicken Piyo-chan and starts caring for it. However, soon it turns out that Piyo-chan is not a simple bird that it seems to be. — written by Singan Note: Bundled with the ninth limited-edition light novel volume.