: Joining community forums or social media groups dedicated to anime can be helpful. Members often share links to where content can be found or offer advice on similar titles.
Without specific details on "Shinseiki no Ko to Ōtomari Dakara," we can speculate that the story might revolve around a young girl who finds herself in a unique situation, possibly involving a supernatural entity, an alternate world, or a complex relationship with characters who are significantly different from her, such as dwarves or beings with special abilities.
: If you're indeed looking for content with adult themes (given the potential mention of "hentai"), be aware that such content is typically restricted to adults and may not be available on all platforms.