When the Child of the Gods Becomes the Final Boss

Ailai had known since birth that he was different from everyone else. He was a child chosen by the gods. The gods had granted him a body impervious to swords and spears, and a compassionate heart. In theory, he would become the finest holy son in the Holy City, a king who would lead humanity toward hope. And yet... When night fell and the gods turned their eyes away from him, the holy son in white robes sat in the seat that represented the Demon King, laughing with abandon. Being a child of the light was great and all, but the current Demon King was just too weak. What if he took over as the final boss? One day in the future, the gods cast their eyes upon the world and were surprised to discover that the Demon King of this generation had taken the very name used to crown the holy son upon his coming of age: Ailester. Gods: ... That child is narrow-minded. Ailai will surely defeat him! [Content warnings loading] 1. The gods raise a child, but the child is sweet on the outside and dark within. 2. This is a template cover, so any resemblance is perfectly normal. Theme: !!