Season 2 (2018)
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Episodes 6
Tiny Monsters
Seven-year-old Kyle Lewis loves summer, then he develops a headache and a high fever, so his parents bring him to the hospital; doctors race to find out what is wrong with Kyle in time to save him.
Read MoreMy Wife Can't Breathe
A few days after the death of Dr. Autumn Klein, a doctor checks her chart to help solve the mystery of what killed her.
Read MoreFamily Secret
In Springfield, Mo., 61-year-old musician Mark Staudte dies suddenly, then his 26-year-old son, Shaun, dies five months later; Sarah, 24, falls ill nine months after her brother's death and is hospitalized in critical condition.
Read MoreWhat's Wrong With the Twins?
Physicians discover a strange, genetic disease that causes progressive neurological deterioration in children.
Read MoreMysterious Epidemic
On Sept. 29, 1982, seven unsuspecting Chicago-area residents are stricken, and then die under mysterious medical circumstances. When the actual cause of death was discovered, a task force was formed to investigate.
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