- Hel has short black hair and red eyes. She wears wine-red military uniform, and multiple sabers hang from her waist. She also wears a red service cap which has a golden emblem and long black tight leggings with boots. Whenever she fights and uses her ability, her eyes glows red.
- See as Alicia
- See as Nagisa Natsunagi
In the later part of the story, Hel is revealed to be created from Nagisa Natsunagi after Alicia's death "six years ago".
Beside abnormal physical abilities, Hel also had eyes that could glow bright red and 'mind control' bodies with the owners being irresistible. This power was then used by Nagisa Natsunagi in the battle against the <<Assassin>> Fubi Kase but due to Fubi's will, the power couldn't stop her totally.
Hel is a female being in Norse mythology who is said to preside over an underworld realm of the same name, where she receives a portion of the dead.