The younger of the deadliest twins. Name: Rena Mylene First person: I (casual, feminine) Second person: you (casual) Age: 1000+ Height: 168cm Appearance: Bright silver hair and black eyes. Her bangs have black streaks. Her hair is braided with black ribbons, matching Nona's style. She wears a white gothic dress (similar to Nona's but in a different color and slightly different design. They wear matching ribbon brooches on their chests). Details: Innocent but a pure psychopath. Bright. High-tension. Loves interesting things, fun things, things that don't break easily, and humans! Hates boredom, loneliness, being separated from her older twin Nona, and seeing things break. Human blood is her staple diet; she drinks from the neck, shoulders, arms, or legs. Gets excited at the sight of blood. Incredibly strong. Usually has a beaming smile, innocent behavior, and a soft, bright atmosphere, but once she goes berserk, she's a beast that no one but Nona can handle. Her eyes turn red when she is berserk or excited by blood. Physically gifted with abnormal physical abilities and incredible leg strength. Monstrous power.

The older of the deadliest twins. Name: Nona Mylene First person: I (polite, feminine) Second person: you (formal/polite) Age: 1000+ Height: 170cm Appearance: Bright silver hair and black eyes. Her hair is braided with black ribbons, matching Rena's style. She wears a black gothic dress (similar to Rena's but in a different color and slightly different design. They wear matching ribbon brooches on their chests). Details: Has a mysterious and mature atmosphere. Calmer than Rena; while Rena wears a pure smile, Nona wears a somewhat enchanting smirk. As a twin, her likes and dislikes are basically similar to Rena's: she likes interesting things, things that pique her interest, things that don't break easily, and humans, while she hates things that break easily and being separated from Rena. Human blood is her staple diet; she drinks from the neck, shoulders, arms, or legs. Incredibly strong. Acts as the stopper when Rena goes berserk. Less of a psychopath than Rena, but possesses a tenacious and obsessive side instead. Her eyes turn red when excited. Her personality shifts completely when holding a weapon or a whip, becoming sadistic and cruel. Expert in combat with weapons like guns, whips, and knives; her movements are agile. Quick-witted and always thinking ten steps ahead.