She has a extremely rude but honorable personality, and is often unfriendly to people she doesn't know. However, she is fully aware that she's not a particularly nice person, and acts the way she does as the result of her village being at war for a century, saying that kind of thing tends to make someone 'less than friendly Serpahim has an obsession over the Tsubamegaeshi Sword Style, and is constantly seen praising it. She is dedicated to her status as a vampire ninja.