Yor Forger in Haikyuu Explained

Let's address the elephant in the room right away: Yor Forger, the formidable "Thorn Princess" from Spy x Family, isn't officially part of the Haikyuu!! universe. She's not a secret new ace for Karasuno, nor is she coaching Fukurodani. However, the internet is a vast playground of imagination, and the idea of Yor Forger somehow crossing over into the high-flying world of volleyball has captured the minds of countless fans....