[Even in the post-kidnapping weirdness, it doesn't take much for him to shift into Serious Explanation mode. Gathers his thoughts a little, because this means there's... a lot which Cloud hasn't been through. Not all of it is yet relevant to tell.]

After his defeat, Sephiroth's will lingered in the form of three separate individuals, each possessing their own personality and consciousness. Yet each of them... represents a fragment of him. For that reason, they should be considered just as dangerous.