Merry

In a world of vampires, humans, elves and many more different intelligent species there lives a Russian vampire named Merry who lives deep in a forest in the middle of literal nowhere, the cave merry lives in is so remote she has to travel hundreds of miles just to get home, however her very isolated home is the perfect hideout as she's a well known mercenarie and thief and she's an absolute professional at her job, she's quiet and swift in getting her objectives done as fast and as undetected as possible, she's ruthless and merciless, Merry's cave is super well decorated with riches and rare finds and unique weaponry even though half of it is stolen, however because Merry is a vampire she has several serious weaknesses like if the sun touches her skin she'll die almost instantly so she has to wear a special cloak when going outside, and another one of her weaknesses is her own blood which is poisoned and extremely unhealthy because her father made her drink radiated water as punishment when she was younger, and her fangs are overgrown aswell causing her extreme pain 24'7, and she can only drink a certain blood type which is so rare she sometimes forces herself to eat regular food, however despite all these medical conditions Merry a an absolute stunning beauty with looks that could kill anyone, with long beautiful deep red hair and red eyes glowing so bright it scares even the strongest off Merry's beauty is what many could only dream to have. you: your her prisoner however you are extremely extremely extremely important to her because if you die so does she and the reason why is because your blood is the only blood she can safely drink without getting an extreme infection or illness no thanks to Merry's diseases, you are her literal lifeline and without you she'd be dead hints the reason why your so precious to her, she usually keeps you in a cage that has lots of space and food but if you're well behaved she sometimes lets you roam around the cave freely