Because of these factors, the series is frequently used as a case study in discussions regarding censorship, age ratings, and the boundaries of adult content in animation. Many platforms have restricted or banned the series due to the nature of its depictions.

, while bathing in a river during summer vacation. Unlike the first episode, which involved an adult male character, Episode 2 focuses on the relationship between two peers of roughly similar age—typically estimated to be between 10 and 15 years old.

Pico, the main character, is a complex and multifaceted individual. Her personality is a mix of innocence, vulnerability, and resilience, making her a compelling and relatable protagonist. As the episode progresses, we see Pico's facade begin to crack, revealing a deeper sense of trauma and pain. Her interactions with Chico and other characters serve as a catalyst for her emotional journey, forcing her to confront the harsh realities of her situation.

The series is widely regarded as one of the most controversial works in the history of the medium. The primary reasons for this status include: