Australia Sydney everyone disappear except for one man

When Cecilia's abusive ex takes his own life and leaves her his fortune, she suspects his death was a hoax. As a series of coincidences turn lethal, Cecilia works to prove that she is being hunted by someone nobody can see.

Dr. Daniel Westin creates a formula to be used for matter transformation. To test the formula he uses it on himself. Before he can return to normal he discovers the government wants to use his formula for wrong, so he destroys it. Being unable to become visible again, he and his wife become agents for KLAE fighting crime.