When a research scientist is killed by a helium overdose, Joan and Sherlock investigate the world of pharmaceuticals.
On Elementary Season 2 Episode 18, Bell finally gets to return to field duty and has some awkward tension with Joan. He also has some "bro" time with Sherlock.
Elsewhere, an anonymous writer tries to ruin the credibility of a breakthrough device called "The Hound" that will detect cancer but a blow of air.
In a not so surprise twist, a devoting girlfriend tries to save the credibility of her lover. Hearts are broken, heroes fall, and the Israeli government is keeping some secrets.
Watch Elementary Online to watch it all unfold.