Afterschool, in an empty classroom, Aiko and Yuuka share an manga exchange diary that they do not want anyone else to know about. *Note: Includes 1 extra chapter.*

19 short stories by 19 different writers.

I am a single office worker who is a big fan of the pure and innocent idol Aimi Momoka. One day, a magazine published a story about her "alleged romance." "Wait, that's me......?" The magazine had a photo of me with that girl from that other day, after I helped pick up her purse! (Source: Sneaker Bunko, translated)

The story is set in the near future when GunPla Battles, competitions that pit Gundam plastic models against each other, have become popular worldwide in the "Second GunPla Boom." Sei Iori, a first-year middle-school student and the only son of a model shop owner, is talented at building GunPla, but inexperienced in the GunPla Battles. He encounters a mysterious boy named Reiji, who happens to be an accomplished Gundam Fighter. Together, they strive for the GunPla Battle world championships. (Source: Anime News Network) *Note: Chapter count includes one extra chapter.*