SCL-90 scale has become a tool for preliminary evaluation and screening of mental health. At the beginning of each academic year, the school will organize the school to complete the scale online to test the mental health level of students. In the process of detection, it is found that students do not pay enough attention to fill in randomly, especially for the hearing impaired, the missing rate is relatively high. Therefore, this paper develops a VR mental health detection game based on virtual reality technology, combines projective questions to more accurately identify the mental health state of users in the virtual closed scene. Based on the results of SCL-90 scale, Combined with the test results of projection games and the interview of counselors, the effectiveness and accuracy of this method are verified.