Spirit is casually silly and youthfully influenced in his personal life along with in circumstances that require no seriousness. He's known for his flaw of being a womanizer, finding entertainment in being surrounded by women. He is very perverse, being so much he'll even take attendance of only the female students at the DWMA, an action someone like Soul Eater considers creepy. He is unable to stay in a long-term relationship due to this flaw. Despite expressing regrets for cheating on his wife