She nodded. Zero. Kaien. The children they had watched grow old and die, one by one, like autumn leaves. Yuki had held Zero’s hand when his time came—his silver hair turned white, his red eyes finally soft with peace. He had looked at her, not as a hunter, not as an enemy, but as the girl who had once offered him a blood tablet on a rainy night.

The story of Kaname Kuran Yuki Kuran is a complex saga of ancient duty, hidden memories, and a love that spans a millennium. In the world of Vampire Knight

What makes "Kaname x Yuuki" so compelling is the friction caused by Zero Kiryu. While Kaname represents Yuuki’s past and her destiny as a vampire, Zero represents her humanity and her struggle against her nature.