In such fanfiction, Yuuki might be depicted as more alluring and perhaps more assertive in her relationship with Zero. Zero, on the other hand, could be shown as more brooding and possessive. However, this is a very general view and can vary greatly depending on the author's interpretation.
Kirito is more of a traditional swordsman in terms of his combat style. He often relies on his sword - fighting skills and his ability to quickly analyze his opponents. Yuuki, on the other hand, has a very unique and flashy fighting style. Her movements are more acrobatic.
Here are some sentences describing sounds:
Her voice was as clear and pleasant as the chirping of birds in the morning.
2's voice carried a deep sadness that was irresistible.
The voice contained a powerful force that attracted people involuntarily.
Her voice was as gentle as the spring breeze, making people feel endless warmth.
The voice was as loud as the surging waves, making people feel the passion of life.
His voice was hoarse like an old man's sigh, making people feel the vicissitudes of time.
The melodious sound of the song was like classical music, making people feel the charm of culture.
8's voice was as loud as firecrackers in the night sky, making people feel passion and hope.
Her voice was as sharp as an elf's singing, making people feel the purity of their souls.
10's voice was as gentle as a drizzle, making people feel warm and harmonious.
It could be the Sage of Six Paths. Since Naruto has the power of the Nine - Tails and is on a path to becoming a great ninja, the Sage might be trying to communicate with him through voices, guiding him to fulfill some greater destiny.
It could be his parents. Minato and Kushina might be trying to communicate with him from the afterlife. They could be sharing family secrets or just giving him words of love and encouragement.
In fanfiction, AOI might often be depicted as a mysterious and powerful figure. For example, in some stories, AOI has unique abilities that are crucial in helping Sakura. Sakura Haruno, on the other hand, is usually shown as brave and determined. She is always ready to face challenges, like in her original story, and her growth as a character is often explored further in fanfiction.