A reincarnated sage with the "Imperial Seal" that allows him to follow demons : Becoming the strongest adventurer in secret with the magic and followers he once had 4

A nasty demon that despises and hates humans - a "vampire"! Emperor Rudis is reborn as an adventurer with the "Imperial Seal," which allows him to follow demons. Rudis is reunited with his former followers and searches for a new base of operations in search of peace and tranquility. Along the way, demons that despise humans and attack villages appear. They are "vampires" who abhor humans... The fourth volume of the otherworldly reincarnation "demon" fantasy!

A nasty demon that despises and hates humans - a "vampire"! Emperor Rudis is reborn as an adventurer with the "Imperial Seal," which allows him to follow demons. Rudis is reunited with his former followers and searches for a new base of operations in search of peace and tranquility. Along the way, demons that despise humans and attack villages appear. They are "vampires" who abhor humans... The fourth volume of the otherworldly reincarnation "demon" fantasy!