Seasons & episodes

S1 · E1Pain Killer 2025-05-26 · 43 min＋

After cyanide-laced Tylenol kills multiple people across Chicago, police and the media scramble to spread a nationwide warning.

S1 · E2The Bitter Pill 2025-05-26 · 39 min＋

A key suspect maintains his innocence, even as authorities discover his suspicious past and possible motive. Tylenol unveils new triple-seal packaging.

S1 · E3Sealed for Your Protection 2025-05-26 · 37 min＋

Decades after the murders, a victim's daughter searches for justice — and uncovers forgotten evidence that supports a controversial theory.