First, I should check if "Yosuga No Sora" is a real game. A quick search in my data shows that "Yosuga No Sora" is a controversial visual novel from Japan, which has been banned in some countries due to its content. It contains extreme violence and sensitive material, which makes it a difficult topic. However, providing information or links to pirated versions would exacerbate the issue by promoting both copyright infringement and distribution of harmful content.
Another angle is to provide alternative games that might be similar in genre or style but without the problematic content, though I'm not sure about the exact genre here. It's possible the user is interested in visual novels or specific themes, but without knowing more, I can't recommend alternatives.
I need to respond in a way that redirects the user towards legal and ethical options. Maybe suggest purchasing the game from legitimate sources if available, or discussing the ethical implications of piracy. Also, warn about the potential legal consequences and the risks associated with downloading from torrent sites, such as malware or phishing.