@Sheyren No need to see the anime or read the manga at all! Anything not explained in the main post will be explained as the story progresses and if you have any questions feel free to ask about them. This story follows a period between the two main series and will not involve any major characters from the original story.
Bisexual Disaster, Master Stroke of a human being, may or may not incite a revolution.
What a piece of work is a man! How noble in reason, how infinite in faculty, in form and moving how express and admirable, in action how like an angel, in apprehension how like a god -- the beauty of the world, the paragon of animals! — William Shakespeare