A new treatment method for post-traumatic stress disorder (PTSD) has become incredibly popular in a short time: high-intensity trauma therapy. Over a period of just a few days, patients are guided through various exercises to revisit their worst memories: sexual abuse, physical assault, neglect, or other shocking events. The creators of the therapy claim remarkably good results: almost ninety percent of patients reportedly feel better after the treatment. But is this true? We investigate the claims of providers of high-intensity trauma therapy.