Namikaze's siblings - (Itanaru & Sasunaru)

Namikaze Naruko and Namikaze Narumi were daughter of Namikaze Minato and Uzumaki Kushina. They were also twin sister of Namikaze Yuuto and Namikaze Aiko who six years older than them. Naruko, Narumi and Aiko were left alive by Yuuto after he killed their parents along with their clan. Naruko and Narumi were change their life except Aiko. Naruko had become colder to the people around her while Narumi still not change herself. She had never hate Yuuto and doesn't want to kill him. She want the answer from Yuuto for what he done. She was believe that Yuuto not doing that for any reason just to test a power. Unlike Narumi, Naruko want to avenge their parent's death by killing Yuuto. Aiko was upset to see Naruko choose a dark path for a revenge. Aiko was doing anything to protect her siblings even she know a truth about Yuuto.

What will Aiko do with Naruko? Will she let Naruko go to a dark path? Will Narumi get the answer from Yuuto? Why Yuuto massacre the clan and kill their parent leaving Naruko, Narumi and Aiko to stay alive? Why Yuuto make exception of their life? Can Itachi save Naruko from a darkness? Will Narumi follow Naruko to leave the village because of Yuuto?