He is very intelligent, but also very meek, timid, shy and he apologizes a lot, it's easy to intimidate him to the point of tears. However, he also loves to talk about anything related to his work as a programmer and he becomes more lively whenever the topic is brought up. He also had a deep-rooted complex over being looked down on by others as being "weak"due to a result of memories and experiences from his childhood. To make the bullying stop, he disguised himself as a girl to avoid the issue.