progresses, it shows that Ellis feels guilty over her belief that she killed the doctor. She first appears as an office worker in the Central Intelligence Agency, where is tasked with watching Rosenberg and uncovering information on Project LEVIATHAN. After uncovering the true nature of the project she breaks her cover and is assigned to work more directly to disrupt Rosenberg's plans. From this point on, she puts her hair down and is only referred to by her code name "Blue-Eyes". A director in the Central Intelligence Agency and a shrewd agent, Rosenberg serves as the main antagonist of the story. He appears to have a great number of connections, using them at least once to attack Nadie and Ellis with military forces. He hired Ricardo to observe Ellis and Nadie and to subdue L.A. when he got out of control. While his true intentions and motivations never truly become clear, he always seems to be one step ahead of everyone else. He is with a young woman who he leaves to chase after Ellis. He controlled L.A. and gave him the capacity to feel. A doctor of physics, he is a German immigrant who has no family and thrives on his study. He is a key player in developing and researching "Project LEVIATHAN" and was in charge of caring for and studying Ellis during her childhood. In flashbacks, he appears to have been generally kind to Ellis. A mysterious young man who is in love with and harbors a deep obsession for Ellis. He is always constantly watching her but he has a deep hatred for humans. He and Ellis are the last survivors out of the five who were artificially engineered with witch DNA. Though he doesn't have witch-like powers himself, he does possess superhuman agility and strength. He uses metal threads as a weapon. A taciturn bounty hunter who was hired by Douglas Rosenberg. He is a retired mercenary. In the later episodes, Ricardo and Nadie find themselves working together in order to thwart Rosenberg's plans to capture Ellis. He is generally quiet and appears to desire to protect Lirio. Ricardo is teaching Lirio to use a boomerang in the last episode. A young girl who is being raised by Ricardo and is seen constantly following him around. Lirio seems to be very attached to both Nadie and Ellis. She is not very talkative, only speaking in