riversong

The service lets users ask factual questions about the plot, characters, lore, or backstory of books, movies, TV series, and video games while deliberately avoiding any information that would reveal future events. It returns concise answers limited to material that the user has already encountered, ensuring that the response does not spoil upcoming twists or story developments.

It is aimed at fans who are actively consuming a narrative and want to clarify details without risking spoilers—such as viewers watching a series episode by episode, readers progressing through a novel series, or gamers exploring a storyline. By providing context‑aware replies, it helps users deepen their understanding of the current portion of the work.

The distinctive aspect is the built‑in spoiler‑prevention mechanism that filters out any content beyond the user’s current point in the story, delivering only safe, relevant information while preserving the surprise of later plot points.