Belle is an ordinary teenage girl, not very popular with just a few close friends. Her daily routine involves attending school, a place she doesn't particularly enjoy. What sets her apart from everyone else is that her siblings - three identical triplets - are fiercely protective of her. They belong to a world that's quite different from ours, filled with werewolves, vampires, angels, giants, dragons, and witches - all extraordinary creatures that don't belong in our reality. As the conflict draws near, Belle, along with her newfound companions, embarks on a mission to gather allies for the impending battle. But amidst all the chaos, she uncovers a shocking revelation that will irrevocably alter her path in life. It seems her destiny is intertwined with the crimson moon, marking a turning point in Belle's existence.