one a black angel. An android made specially by the doctor to possess inhuman strength and endurance. Fed up with his life as a captive toy, Taki takes Takako and flees the laboratory, much to the dismay of his creator. He cares for Ashino, but he also does not want to be treated like a lifeless thing with no feelings. Takako Gynoid. Like Taki, she is an artificial. When the two of them get separated, she runs into Chihaya, who helps her flee from guards sent by Dr. Ashino to take her back to the lab. She is very concerned about Taki's well-being, for she does not know what had become of him after their escape, but apparently, Chihaya has some idea as to where he is. Messiah The black-winged angelic android created for one purpose only: to destroy the Earth and all the miserable people who went about their lives in spite of Dr. Ashino's suffering. Incidentally, before his memory chip can be properly finished, he makes contact with Chihaya, who shows him his identical black wings. Messiah becomes confused, but decides that what he truly wants is to protect Chihaya, at all costs. Episode 2 A female minus checker from Eden who openly flaunts her love for Kagetsuya and her scorn for the Earthian. She constantly makes it known to everyone that she would rather be Kagetsuya's partner, but not so much that she would convert to a plus checker. She gets worked up easily and is deeply envious of Chihaya. A male angel that slightly resembles Kagetsuya. Unlike the latter, though, he is a positive checker for the Earthian and believes that they should be given a chance. He is Aya's partner. His temperament is somewhat more relaxed than hers, and so he tries to keep her in check whenever possible. A former leader of the plus-checkers of Eden that contracted the Black Cancer. He later descended to Earth where Chihaya and Kagetsuya found him before he died. He was very close to Chihaya and the black-angel took the loss very badly. Cliff Gray Another angel who contracted the Black Cancer who was living in England with the woman he loved, Blair. Chihaya sought him out when he was battling with his doubts about his own wing and hair color. He later died from a gun wound. Blair The Earthian that Sapphire fell in love with. OVA