On election day, someone tries to create turmoil in the U.S. presidential election, and Team Scorpion is called to investigate.
The team explore a deep cave system in an effort to prevent a bat population from harming the North American ecosystem.
The team must stop thieves who have robbed a rare gem exhibit in order to extract materials needed to enrich a nuclear bomb.
Holmes and Watson race to locate a missing woman, as Holmes' friend becomes the prime suspect in the woman's disappearance.
Dorothy will not heed Sophia's advice about the rekindled romance with Stan.