The virtual girl in a smartphone falls in love with her master?! In a university laboratory, Nishiki Mamoru helped with the development of an AI with its own will, the "AGI System." One day, he noticed that his cyberassistant girl – AGI, has evolved into a "strong AI," an AI that possessed a will of its own! Wanting to be useful to her master, AGI debuts as a VTuber in order to cover her master's living expenses! After that, will her pure thoughts cause various incidents? A heartwarming romcom spun by a pure Virtual Girl!!

The day before entering junior high school, I, Kuya Nonomiya, was taken by my father to a newly built 1DK apartment. There stood a extremely cute girl of the same age, Mea Chitose. *“From today, you are newlyweds! You are to live together!”* Introduced as a fiancé and forced to live together?! I was very confused by the sudden development, but Mea-san seems to accept it, as she said, *“I’m going to be…Kuya-san’s wife”* Her actions were extremely cute. I really got the desire to see more of Mea-san’s cuteness. Then, our newly-married life(?) between junior high school students began─ (Source: Kadokawa, translated)