665

665 is a member of the Shadow Garden, being one of the Numbers. She is part of a three-person squad consisting of herself, 664, and 666. After 666 becomes queen of the Oriana Kingdom, she becomes one of her maids.

Appearance
665 is a young female elf with short white hair. She is depicted as being tall with a sizable bust to contrast her from her partner, 664. While she wears a standard uniform for a Numbers agent, but with a bustier compliment to showcase her bust while allowing unrestricted movement.

Personality
Compared to the overly diligent 664, 665 is noticeably more laid-back. However, she does follow her orders obediently and cares for her comrades. Overall, between the more extreme 664 and 666, 665 often serves as the voice of reason within their squad.

Red Moon Incident
665 participated in the assault on the red tower in the Lawless City along with 664 and 666, who were led by Beta, to gather information in researching sample of Vampires Progenitor blood with the Demon Possession and help their lord Shadow if necessary.

When the vampire queen Elizabeth was resurrected, they immediately attended to help their lord's sister, Claire Kagenou, who was seriously injured and drained of blood by Elizabeth. The team members consist, 665, 664, 666 and Beta prepared to face the vampire queen. The group fought the vampire queen and protecting Claire, while buying time until their lord, Shadow to come to their aid.

But then the girls cooperated with the 2 rulers of the other towers, Yukime and Juggernaut, along with the guidance of Mary, the ancient vampire slayer, they all stand up to Elizabeth. But in the end, they are all seriously injured by her and then, Claire stands up but indifferently, and confronts Elizabeth holding her back, until Shadow appears and prepares to face the vampire queen.

At the end, Shadow attacks her with his opposite ultimate attack, "I Am Recovery Atomic", which heals everyone equally and destroys the red tower.

Great Trade Alliance Conflict
During the secret internal dispute between the Mitsugoshi Company and the Great Commerce Alliance, when it became known that there was another faction involved in the plot that was trying to cause the collapse of banknote credits. 665 along with 664 and 666 were dispatched by Alpha and Gamma, to find out the places of distribution and transportation of gold through secret caravans. But when they were about to find out who they were, they were confronted by a man named John Smith, (without knowing that he was their lord, Shadow), immediately ordered the team to turn back. The team refused and decide to attack him, but one by one they were defeated and immobilized by John Smith and his magical steel threads. They then withdraw due to John's warning, and then they informed Gamma and Alpha about their failure and provided information about what happened.

Civil War Wedding in the Oriana Kingdom
During the civil war of the kingdom of Oriana, 665 along with 664 and 666, were called by 559 to the Oriana Kingdom for an infiltration mission to see and investigate some ancient ruins at the Saisho Stronghold that the Cult of Diablos was investigating. While they remained hidden, the Queen Reina, Rose's mother, was there with the cult group to which 559 found irrelevant and prepared to strike down the queen and 40 First Children of Diabolos. But 666 got in the way to avoid the death of her mother, resulting in 559 branding her as a traitor and prepares to kill everyone in the cult without caring about 666's situation. Then 664 and 665 are forced to attend 559, resulting the death of all the cult group with she, 664, and 559 are seriously injured. Only one cult lieutenant left, but their lord, Shadow comes to their rescue.

Shortly after having recovered, she went out to explore the situation in the capital and came to report her lord, Shadow who was in discussion with 559 and 664, about what 666 did, reports that Rose is going to marry with Duke Doem Ketsuhat, to which Shadow gets angry and says that Rose Oriana will not be forgiven, (without her knowing that Shadow didn't know that Rose and 666 are the same person).

When the "Black Rose" was activated and hundreds of Magical Beasts appeared, 665 and 664 set out to help 666 in their battle against the invading beasts. Since despite everything, they wanted her not only as their partner but also as a friend.

Power & Abilities
665 after being saved from her demonic possession and being entered by the Shadow Garden, she has a skill and management of fencing that good that combined with her magic, she can face it and resist a fight against "First Children" of the Cult of Diablos.

664
She has a sympathy and trust with 664, although they have opposite behaviors, since more than once 664 scolds her for her sleepy and semi-distracted and cheerful way of working. When they communicated their failure in the mission to Alpha, 664 began to argue with the 666. But Alpha orders them to leave quietly and 665 takes them by force.

Rose Oriana
She has an optimistic and cheerful affection an Rose. Even when she saw her make a disobedient decision before her teammates, 559 and 664, 665 still supported her with joy and everything.

Shadow/ John Smith
She has a respect, loyalty, and some form of admiration for her lord, Shadow, for the way he makes his skills look so beautiful.

When 665 faced John Smith without knowing that it was her lord, Shadow, she was amazed by the beautiful way in which he moved the magical steel threads that she almost did not pay attention that they were enemies.

Alpha
She has a well dedicated respect for Alpha. When 664 and 666 started fighting in front of her, Alpha told them to leave, to which 665 answered yes and forcing her 2 companions to leave.

Trivia

 * No. 665 was originally introduced as a Beastkin. and was later written as an Elf.