The purpose of this study is to review the concept of virtuality and analyze in which way virtuality is expressed in fashion. As for the research methodology, literary research was undertaken to study psychoanalytical and socioeconomic contexts in which virtuality has been formed. In addition, demonstrative studies on styles were undertaken through the analysis of photos in modern fashion magazine. With the explosive diffusion of the Internet since the 1990s, people have created a new identity in cyber space. Indeed, computers have made it possible for human beings to make virtual bodies in any way they want. Through the experiment of creating the figures that they dreamed of in their childhood buy could not embody in their actual life, people are making up for their narcissistic ego of their childhood. With the advent of the cyber society, dreams have been realized in cyber space, which in turn has influenced reality and finally had an effect on fashion. In cyber space, People try to break away from their bodies by combining elements of a different nature from them. They are dying hair and skin, and using holographic fabric for fashion, metallic color and geometric pattern for cosmetics. In pursuit of omnipotent beings, people have depicted models as flying in a weightless state and floating in the water within dress of undefined silhouette, so that they can be shown as transcending the law of nature. Furthermore, a variety of cultures newly appearing as dominant in cyber space have constantly interacted with actual life and formed an collage of heterogeneous cultures in fashion.