Ink is an incubus cruising by in life by eating the scraps offered to him by his clan. Sure, the insults about his inability to hunt hurts, but he can suffer through it if he can eat! He never thought they'd get so tired of his lack of contributions, they'd assign him to spy on the new hero setting out to defeat the Demon Lord! The super-serious, super-strong... super-handsome hero who can kill Ink with his pinky! But, perhaps there's more to him than meets the eye...?