Ariel

The current Demon Lord and the Origin Taratect.

Ruler of Gluttony, giving her ability to consume anything and convert it into pure energy.

Ruler of Humility, temporarily giving her powers comparable to gods by consuming one's soul.

Appearance
Ariel appears no different than regular human albeit her childlike stature.for her age.

Personality
Ariel is somewhat playful and really determined to achieve her goal.

Her soul has been spliced with Shiraori's after Shiraori sent a piece of her soul to attack her. This caused her personality to change to be more akin to Shiraori.

She has shown similar character tics to that of Kumoko's

Trivia

 * Ariel is still a member of the adventurer guild only because the perks that it provides.