Unlike the UK or US, Thailand operates on a two-tier emergency support system, sending out volunteers, or 'basic teams', to accident or crime scenes first, and only then an advanced life-support ambulance if needed. These 'basic teams' provide a vital service and account for about 60% of the emergency cases Bangkok's hospitals see every year. Most Thais believe that helping others – be it the injured or dead – allows one to earn karmic merit. Here we spend the night with a Noppadon, one of Bangkok's many volunteer body-collectors - also known as bodysnatchers