Kai, what's good about solo activities is that "fans only see me."
Kai had an interview while experiencing the album factory. Before the full-scale interview, he had time to solve his curiosity. When he said, "Photo cards often overlap," the head of the factory replied, "We are trying not to overlap if possible." He added, "Before the release of the album, only three people can listen to music on the spot." As for this solo album, Kai said, "It's a solo album, ..