"Pegはどのような性格タイプですか？ Pegは、ISFJ in MBTI、4w3 - so/sx - 496 in Enneagram、RCUAI in Big 5、 in socionics のパーソナリティタイプです。"
I feel like she is the perfect example of her personality type, it's almost like whoever wrote that character knew about it
