Delilah (デリラ Derira) is a warrior bunny, as well as a maid and spy for Formal Clan. She later serves as a berserker, infiltrator and assassin for the Loyalist army and JSDF.Delilah has a cheerful personality. She is also shown to be very affectionate towards Itami. She calls him “Sir Itami“ like most of the people in Special Region do. Delilah's ultimate goal is to kill Tyuule, whom she thought to have betrayed her people.

The manga shows that when in the privacy of her room, Delilah prefers to