An anime promoting tourism in Ogaki City, Gifu Prefecture was written by renowned author Kou Nakamura from the city. In the story, a young woman named Ai is confronted by her childhood friend Yuuki and confesses to him. Overwhelmed by the revelation, she escapes and finds herself transported into the future. There, she meets a kind-hearted man named Kibou and his robot butler rabbit. Kibou reveals that he is Ai's grandson and Yuuki is her grandfather, and assures her that there is no need to be uncertain about her future.
Itsuka Aeru Kimi ni is the second in a series of promotional animations produced by Ogaki City in the Gifu Prefecture.