Taro Yoko had originally wanted the Red Dragon and Caim's relationship to be similar to a parasitic one, with the Dragon as being the "host". However, he admits he had no real hand in planning the main story fans are familiar with and feels odd calling Red the "true heroine" of the first game. Because of this, he could not relate to the popularity of the romantic relationship. In a write-in question for Dengeki Online's Drakengard 3 character popularity questionnaire, A personal question from Yoko appears, asking fans to explain the popularity of Caim and the Red Dragon's pairing to him.