DO999 gives an overview of a customised Tokyo Marui MWS GBBR, the Angry Gun Devgru Recce model. She shows the gun's external features, such as the Angry Gun SOCOM RC2 suppressor, the 13.5 inch Geissele SMR MK16 rail, and the Magpul STR stock. She also mentions internal upgrades, including the TNT APS-C hop-up system and a lightweight buffer. She does some tests of the rifle checking its accuracy and gas efficiency, and she ends it with a positive impression of the build.