Demon Prince Jilbagias’ Chronicle of Demon Kingdom Toppling

Demon Prince Jilbagias’ Chronicle of Demon Kingdom Toppling summary: After losing his hometown to the demon race and battling the Demon King to his death, Alexander's journey continued unexpectedly. Rather than the anticipated afterlife, he reincarnated as Jilbagias, the Demon King's son. Despite concealing his true lineage, Jilbagias perpetrates ruthless acts as the esteemed demon prince, amassing strength to eventually rise against the Demon Kingdom.