This research aims to explore the possibility of ＂vicarious traumatization＂ for military counselors participating in disaster relief and solutions. This qualitative study observes the military counselors' experience of disaster relief and their response to traumatization through the application of semi-structured and in-depth interviews with thirteen counselors and reduces to four points as follows: 1. The process and stress sources of implementing disaster relief including introvert emotional feelings and extrovert visual shock, with the stress deriving from environments, work, family and so forth. 2. The effects on counselors: bad effects refer to changes in eating habits, tendencies of negative reflection on people, things and actions, while good effects refer to cherishing loved ones and self-development. 3. The responses to effects: self-improvement and psychological adjustment for internal system as family and peer support for external system. 4. Solutions to prevent vicarious traumatization: diminishing traumatic reactions by reinforcing mental health education regularly and completing recruitment and briefing beforehand. The research furthermore advances suggestions for the three phases of disaster relief: 1. Before operation: to improve training courses, complete personnel data management, compile operation manuals, and provide information for counselors when briefing. 2. During operation: to make use of perception, balancing, and contact, examine oneself, and provide timely resources and encouragement through the external supporting system. 3. After operation: to help counselors by group counselling, or to release pressure appropriately by individual.