Kamen Rider ZEZTZ Episode 23

Baku, having undone Zeztz Catastrom's transformation after successfully defeating Nox, falls into a deep sleep and enters the realm of the subconscious. There, he learns of the intense feelings Nem carried, and Baku himself resolves to take decisive action. Finally awakening from his slumber, Baku coldly declares to Minami and the others before beginning his mission. "I am Code Number: Seven. I'll carry out my mission..." What has transformed Baku into this cold-hearted man? And where is he headed? (Source: kamenrider.fandom.com)