'It is a truth universally acknowledged, that a high school girl in possession of dog ears, must be in want of a (spoiler).'
In the not too distant future, when living animal ears can be transplanted to people, dog crazy Hikari has a pair of dog ears and has convinced her beloved Inukai-senpai to get a pair as well. But there may be side effects...
This is the same world as Usa-bility and Mimi Mix! and we're back to girls dating girls. As always, it's complete fluff and super cute.