Reborn as the Mid-Boss Who Dies Early

The protagonist: a Japanese salaryman reborn as the weakest of the Four Heavenly Kings, doomed to an early death at the Hero's hand.

The human maid of the demon fortress fated to kill Ashnord, and his first converted vassal.

The Hero of the party, chosen by the goddess Sardine, destined by the plot to slay Ashnord.

Daughter of Demon King Keosberg, a demon princess fated in canon to die at the goddess's hand.

A gifted fire mage, Rikora's elder sister, whose magic is the very weakness that doomed Ashnord in the game.

A dark elf, Ashnord's earliest vassal, who helps him grasp the mechanics of vassalization.