Inbo Episode 1 introduces viewers to the complex dynamics of Masaru's family life, focusing on his relationships with his stepmother, Saori, and his aunt, Miyuki. The episode delves into the provocative interactions that develop within this unconventional family structure, setting the stage for the series' exploration of forbidden desires and intricate emotional bonds. The animation is notable for its detailed character designs and expressive scenes, enhancing the narrative's intensity. Themes of taboo relationships and the complexities of familial affection are central to this episode, providing a provocative start to the series.