– it will likely be a virus, a mislabeled torrent, or a deliberate honeypot.
Visual narrative
Given the context, it seems like the string might be searching for or describing a video that could be related to a character or concept that might be described as "a child of a star" and is associated with stopping or ceasing something ("tomaridakara"), possibly in a high-quality video format.
: A generic tag used to suggest a high-definition or remastered version of a clip, common in the "AMV" (Anime Music Video) or "Edit" community. Where to Find More
The where you first saw the term (e.g., TikTok, a specific forum).