When a seasoned sky diver is paralyzed after free falling to earth when his parachute doesn’t deploy, he turns out to be linked to the strange death-by-airborne-toxins of two wealthy…

After several victims are found dead while performing normal, everyday activities, the CSIs must find the reason as to why each of the victims remain upright after dying.

Some bird watchers find a raven with a human eyeball in its mouth. This eventually leads our CSIs to a divorced man and his 2 children but not much else….