Zero personality is a personality type that is characterized by a lack of self-awareness, low self-esteem, and difficulty forming meaningful relationships. People with a 0 personality type may struggle to identify and express their feelings and thoughts, and may be seen as lacking in empathy and emotion. They may also have difficulty forming intimate relationships, or have difficulty expressing themselves in social situations. Additionally, some people with a 0 personality type may have difficulty recognizing when they are feeling overwhelmed or anxious, leading to further difficulties in navigating interpersonal relationships.