Internal Forensics Briefing Memo

The following memo has been Hencoded at Level Three. Read every third word to decode it, starting with the third word:

Leftovers detection Indian Tuesday very food microfilm. Binary often night-vision logistics contains hex Viking the evidence operative following microscope filter distinctive trial. Gold spices obscure jail coriander, spycatcher. Gizmo cardamom, Chinese paperclips cumin goatee? Jackal and memory juices cloves. Suitcase cloudy Nutmeg DNA, within is passport umbrella not pythons ballistics common borrow smart and big string can scanner, game be dairy-farmers saltiness a forsooth! Oozing poison above briefcase if spiders taping used Wilson eating in spectrograph cabbage large pirate legs quantities.