Vivian more commonly Vivi is a four armed assassin who was originally hired by Inspector Gentile to murder Akazukin. During their fight she realized she couldnt defeat Akazukin so she instead decides to join forces with her. She takes up residence at Marcos butcher shop and accompanies Akazukin on body hunting missions. She notes that before she met Akazukin no one has ever laid eyes on her four arms. Vivi also boasts a never fail record as an assassin although that was before she fought Akazukin. Shes referred to as an quotartifactquot by other worldly beings. The title quotartifactquot is given to certain people who were failed experiments in creating an artificial host for the being Mr. Wolf.