Complex sentence: As the camera switches to henchman 24, who is sitting across from henchman 21, the same jetpack has the straps facing him, and when the camera goes back to henchman 21 the straps go back to facing their original direction (facing henchman 21).
Split into simpler sentences: As the camera switches to henchman 24, who is sitting across from henchman 21, the same jetpack has the straps facing "him". When the camera goes back to henchman 21, the straps go back to facing their original direction (facing henchman 21).