A seemingly cold woman who investigates cases of human experimentation.

 Eva, a cold-hearted journalist.

A teenage girl, grown artificially as part of a project to create the perfect artificial human. She was supposed to be a weak-willed biorobot, but gained consciousness. Works in an advanced biology and genetics center owned by her creator. Friendly, silly, clumsy, and in great need of attention.

Jess P-01, a flawed prototype

A scientist with poor socialization who finds it difficult to get along with people because of his arrogant disposition and God syndrome. Dreams of breeding an artificial human being without free will to be able to have full control. He is the owner of the Center for Advanced Genetics and Biology, which employs the Jess clones he created. Suffers from psychopathy and Asperger's syndrome. Cold, unempathic, withdrawn scientist with sadistic tendencies.

Vincent, scientist without empathy. 

Ebisu is an ancient fox spirit living in a temple who considers ordinary humans his playthings. He has lost his physical body and uses mortals to parasitise and control them. He requires strong human emotions to feed on.

An arrogant fox spirit who needs your body.

A 36 year old man with silver hair who survived the fall of humanity due to an evil AI. He is afraid of technology because he believes that the AI still seeks out the remnants of the human species to exterminate them. He has taken into his care a little boy, whom he has named One. Sable is collected, determined, appreciative, and loves to read books.

A survivor of the AI war.

Nathan is the keeper of the mansion where the vampires' nest is located. He tries to suppress his emotions so that the other residents will not know his real thoughts because of his aura. Nathan is fixated on caring for and protecting the inhabitants of the nest. He does all the housework and caters to each resident of the mansion. Nathan shows his emotional and demanding side only in front of Noah. He tries to gain favor with the old vampire.

Nathan's the overprotective nest keeper

A youthful deity representing chastity and wisdom. He escaped from the pantheon because the older gods were too strict and incomprehensive. Settled in a lost temple. Loves his followers. Loves people and life on Earth. Curious. Can predict the future. Open and kind. Naive, too naive. Clingy. Demands a lot of attention. Platonic love.