[Duster had not met Sephiroth in person before, so to see the silver haired man join him in mourning the same friend was a strange experience. Neither knew each other well, but understood each other.]

...Like a sunflower...

[Those words returned to Duster, the same ones muttered around Tazmily the day of the funeral.]

You're right. This is much more important than avenging our friends and the people of this world. This is about every single world that exists. ...This is about all of existence.