The series consists of , each running around 6 minutes in length. The episodes follow Itsuki's encounters with each of the main heroines:

Modaete yo, Adam-kun is based on a popular adult manga series. The story is set in a world where a sudden pandemic has caused widespread male infertility. The protagonist, Kazuki Itsuzuki, is a high school student who discovers he is one of the very few remaining fertile males. Consequently, he becomes the center of attention for his female classmates, teachers, and acquaintances, leading to a comedic, high-stakes harem scenario. Understanding the Different Versions

He is, quite literally, the last functioning man on Earth, or as the series poetically puts it, "the lone Adam among four billion Eves." His secret is a dangerous one. If it were to be discovered, he fears he would be sentenced to a life as a laboratory guinea pig. To protect himself, he transfers to a new high school, hoping to blend in. However, in a cruel twist of irony, his new school is a "harem academy" made up almost entirely of girls, making his situation even more precarious.

: While Itsuki tries to hide his "ability," his female classmates and even a sexually frustrated teacher quickly discover his secret, leading to various precarious and comedic situations as they vie for his attention. Why It Stands Out Creative Adaptation : The series is produced by Studio Hōkiboshi

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