To most people around Mizuki Ashiya, her sudden choice to move to Japan from the United States comes as a shock. Her sole reason for the transfer is to attend the same high school as her idol Izumi Sano, who stole her heart after she saw him compete in a high jump competition. However, there is one problem—Sano attends an all-boys school! That does not stop Mizuki, though, as she is committed to getting close to Sano by changing her appearance and demeanor. Mizuki luckily ends up in the same class and dormitory room as Sano, but her ideal plan is shattered when she finds out that he has quit high jump. Nevertheless, Mizuki is determined to learn more about him and rekindle his love for the sport, all while navigating her new life in high school and keeping her true gender hidden.

Due to his cheerful personality and ability to smile even through a hard day's work, Kanade Amamiya is suddenly scouted into the idol life by industry legend Haruto Mikami. He joins the agency D-4 Production where he meets fellow high schoolers Shin Oikawa, Junya Sasaki, Itsuki Katagiri, and Chizuru Sawamura, who all aspire to become idols. Inspired by their determination, Kanade embraces this new life. A perfect chance for his debut appears when they are grouped together to perform at the company's Dream Festival. To rise to the top, they must collect Dorika—cards given by the audience that idols use to form their stage outfits—and gain the audience's attention. However, the road to fame is a rocky one, and the boys must form a bond of friendship and trust before they can reach their goals.

School begins at Étoile Vio School, where idol-hopeful students known as I-Chu will undergo training to become full-fledged idols. However, things are off to a strange start when the new students are given a speech from their bear principal?! The I-Chu work steadily toward their goals and ask, What is an idol? Each boy will learn to shine as they struggle to find their answer. (Source: MAL News)

When the Inaho Junior High Ping-Pong Club grows apathetic about an upcoming tournament, their new manager, Kyoko Iwashita, boosts their morale with something they cannot refuse—a sex pass, a voucher that grants the best player on the team unadulterated access to her body for a whole month. This is just one of many ways that this peculiar ping-pong club exceeds the realm of normalcy. Among the Ping-Pong Club's six members, Maeno proves to be the most troublesome, discovering bizarre ways to distract the team each day. With the others contributing to these mischievous acts, Takeda—the captain of the club—tries his hardest to put up with the team's antics. But when popular vice-captain Yuusuke Kinoshita is being swept away by girls, he instead finds himself receiving support from the stern but resilient manager, Kyoko. With the ever-present risk of their team being dissolved, Takeda and his friends find themselves having to overcome numerous obstacles. While Maeno often appears to put the club in jeopardy, it is usually he who devises schemes that are just so crazy that they have a chance of working. Can Maeno and his ludicrous stunts help his team persevere, or will they continue to just be a nuisance to the Ping-Pong Club?