Theory of Fear is a visual novel combining "slice of life" and "dark fantasy" genres. In the daytime, the main heroine is an ordinary girl, a first-year university student, who does an evening job in a café. At night, in her dreams, she visits another world with extraordinary guys, who start pursuing her...

Theory of Fear is a visual novel combining "slice of life" and "dark fantasy" genres. In the daytime, the main heroine is an ordinary girl, a first-year university student, who does an evening job in a café. At night, in her dreams, she visits another world with extraordinary guys, who start pursuing her...