コスプレ沼にハマった高校生・秋葉はひとりぼっちで推し活に励んでいた。そんな中、こっそり部室で推しのコスプレをしていたら憧れていた顔面天才な美女ギャル・渋谷さんに見られてしまい…!?真逆な2人のヒミツの関係が始まる!撮って撮られて、推し活青春ライフ開幕!
Akiba, a high school boy who has become addicted to cross-dressing cosplay, devotes himself to emulating his “oshi.” Then one day, while he was dressed up as his favorite character, all alone in the club room, he is found out by Shibuya, a gorgeous gal that he has a crush on…? This is the start of a secret relationship between these two polar opposites! They will apply their youthful enthusiasm to a life of “oshi promotion”!