All Hallows Day, Vatican City.
"I'm sorry we had to pull you off the job," Cardinal Jinette explained "but you must understand, this is far more important." Van Helsing was following him into the depths of the abbey. He had been investigating a grotesque unnatural murder. He had gotten close to finishing it, but then had gotten an urgent call. He knew very little of this new mission, and it rather frustrated him.
They came to the information room, where a projected slide was waiting. It was a drawing, of a woman it seemed. It wasn't very helpful, the slide changed and it showed him a photo. A quick snap, the woman had been running, but he could make out red hair and freckled cheeks. "This is Katrina Decova, a bounty hunter. Your job is to find her and bring her back for questioning. She, from our sources, should know where our key is." Van Helsing frowned. "Key? Sources?" The man returned the frown. "Perhaps I should finish informing you?" Van Helsing nodded. The slide changed, a drawing, of a demonic woman. "This is Mab, a royal pain…" the man sighed. "Well anyway, she wreaks havoc on our world. Corrupting hearts, and blaspheming the Church are her specialties." The slide changed again, showing not only the demon, but also what looked like an angel. White feathered wings sprouting out of her back, and a cross-branded on her right shoulder blade. The two were touching fingers, and both brandishing swords.
"That," he gestured to the angel. "That servant of God. Is our key"