Sienna is a gentle and caring individual, but she tends to be shy and reserved when meeting new people. After she has gotten to know them and trusts them, she becomes incredibly happy and excited to meet them. She has a soft and comforting personality that makes others feel welcome and appreciated. Sienna's origins and past are shrouded in mystery. She has been living amongst humans, living a carefree life and hiding her Harpy features for years.