The 'pom pom murders true story' is rather unclear as the name is not very common in well - known murder case lore. It could potentially be a story from a small town or a particular community. It might be that the pom - poms were a significant part of the victim's identity, like a cheerleader or someone who worked with pom - poms in a performance or event. Or it could be that the killer used pom - poms to taunt the police or leave some sort of strange clue. However, until more details are available, it's really just guesswork.
I'm not sure specifically as there could be many different stories within a visual novel. It might be about a unique world, interesting characters, and their adventures or relationships.
At present, I can't provide details about the 'pom pom murders true story'. Given the lack of context and the fact that this isn't a widely - known or commonly - referred - to story in general murder case knowledge, there's no way to accurately detail what it might be about. It could be a story that's specific to a certain region or group of people, and without further research or more information, we're in the dark about it.
The answer is: "OST song" refers to the song in the OST. OST referred to the original music in movies, TV series, and other film and television works, and the song part was the OST song. According to the search results, some OSTs of movies and television works included some songs, such as the theme song of the TV series OST of " A Thought of Passing Mountains," many of Zhou Shen's OST songs, and Yu Kewei's Top Ten Classic OSTs. Therefore, an OST song referred to the song part of the original music in a film or television work.
Well, it could be that Pom ads are based on a unique concept or tied to a current trend. But without more context, it's hard to say for sure. Maybe they're trying to target a particular audience or solve a specific problem.