Makiko Kisugi / Fear Ghoul

Makiko Kisugi (来生 真希子, Kisugi Makiko) is the main antagonist of Boogiepop at Dawn. She was a completely ordinary psychiatrist who, after finding a dose of an evolution drug created by the Towa Organization, became the serial killer Fear Ghoul (フィア・グール, Fia Gūru). After her death, Masanori Sasaki was framed as the serial killer of the case.