On the fifteenth day, the night of the full moon, the heavenly machine reveals itself.
All celestials hold paper and pen, entering the cave one by one, resembling students waiting to take the imperial examination in the hall of tribute.
Master Jingxu stands on the shoulder of his disciple, and upon seeing Xu Qing, this old Daoist unusually addresses him as a fellow traveler.
Opportunities like today's are beyond matters of favor or gratitude; the old Daoist feels that without sacrificing his disciples, things might not end well.
"There's no need for courtesy, old master. At the end of the day, those who gather here to comprehend are fellow seekers like us. In this murky world, as we are of the same path, we should support each other and look after one another."