This study investigates subjects' behavior in visual audio conflict conditions in stressful and stressless environments. To increase subjects' stress and anxiety in subjects we placed subjects in a chaotic city and to decrease subjects' stress we benefit from a green virtual environment. On the other hand to study the effect of sound on physiological data we designed confilict condition in which in the City environment participants heared the sound of Forest and in the Forest nvironment they heared the sound of City. To evaluate our findings we benefit from the heart rate of the participants which is directly related to subjects' emotions and participants can not involve their opinion to change this feature autonomously. © 2022 IEEE.