When Anne begins her diary, she is a bright-eyed thirteen year old. She like boys, loves school, and loves, spending time with her friends. Upon their arrival at the annex, she is hopeful and optimistic, but over time, you can see that hopeful optimism disintegrate into loneliness, isolation, and deep thinking. This very young girl, who entered the annex a bit silly and definitely hormonal and was quick to challenge and argue with the other residents. She also falls in love for the first time.