One sunny day invaders came from space. They weren't little green men or funny girls wearing school uniforms, though. They were ugly robots which defeated the UN forces in seconds. After that the invaders (known as "eyeballs") roamed around and observed human society. In fact, they were peaceful unless attacked. They were polite and followed all the traffic laws, too. Still, they were aliens and the people of Earth wanted them to go home. The Kitanohashi High School Magic Club took it on themselves to defeat these foul robots and free the world.
Shinya Yukimura and Ayame Himuro are two scientists that want to find out if love can be solved by a scientific theory. These two scientists also have feelings for each other and want to be able to solve their feelings through similar theoretical facts. With this perfect opportunity, these scientists will attempt to solve the theory of the love they express for each other.
Hero was a high schooler living an ordinary life.
One day, he meets a very strong and intelligent mechanical arm named "Mecha-ude". After a strange turn of events, the "Mecha-ude" started living inside Hero's hoodie and the two's life full of trouble begins.
As the boy and his "Mecha-ude" fights together and strengthen their bonds, the two also meets new friends who also fights along with each of their own unique "Mecha-ude" partners.
Out of those, one of the heroine has two "Mecha-ude" which appears out of her skirt. An active girl with a totally opposite characteristics from hero himself, he gradually becomes attracted to her.
But the two are confronted with other "Mecha-ude" users who are in search of the secret of "Mecha-ude" relentlessly.
The series features over 30 virtual YouTubers or VTubers — characters popularized via videos on streaming services and user-generated content sites.
Each episode will be an omnibus of segments, each highlighting different VTubers. The series will stream on Niconico Live and Periscope simultaneously with the television broadcast.
Love Hina Again is a series of three OVA episodes following the original anime series, primarily adapts events from Volume 11 and Volume 12 with elements from Volume 13.