Havira SenkiHavila Senki; ハヴィラ戦記; Havira Senki; Tales of the Butterfly; Record of Havila War: Tales of the Butterfly

Havira, a small humanoid creature discovered in the Amami Islands. In order to prevent their extinction, humans have been breeding them for generations. A young man named Oshino, a Havira, has feelings for his mate, Mai, but...?