"We both had our qualities." Kairi was a sweet and adorable little Princess, rather perfect and well behaved. She hid her mischievous side and her intelligence as she grew, but she had always been quite witty. Sora had been fearless and optimistic and independent. It was hard to understand what exactly went wrong. "My parents have many things like that in their room." Especially their Mother, just little keepsakes.
"I am sure that no one really knows Master Zexion's true age. He came to study under the Master Teacher, and took his place when he died. He often led activities for us as children when we grew too restless for real studies." Kairi was pretty sure he was not yet twenty when he came to Hollow Bastion. Whether it was before her birth or a few years later, she did not remember.