After catching the attention of industry guru Haruto Mikami with his vibrant demeanor and unrelenting grin, Kanade Amamiya is recruited to enter the dazzling world of idols. Choosing to join D-4 Production, Kanade meets Shin Oikawa, Junya Sasaki, Itsuki Katagiri, and Chizuru Sawamura – all fellow high school students with a shared dream of becoming idols. Inspired by their drive and passion, Kanade eagerly embraces his newfound journey. Their chance to shine finally arrives with an opportunity to perform together at the company's Dream Festival. In order to stand out and succeed, they must impress the audience and earn Dorika Cards that will help them create the perfect stage outfit. However, their path to success is rife with difficulties, and the boys must band together and build unbreakable bonds of trust and friendship to achieve their collective aspirations.