Gather round, this happened. A nurse draws blood and collapses before she can speak. A Bavarian farmer finds footprints in the snow that only go one way. A hotel guest complains the water tastes sweet.

Three stories. Three cases that were investigated, closed, and never fully explained.

Gloria Ramirez turned a hospital trauma room into a chemical event that sent five people to intensive care. The Gruber family was killed one by one in their own barn — and the killer stayed for days.

Elisa Lam checked into a Los Angeles hotel and vanished. Nineteen days later, the guests found out why the water tasted wrong. Learn more about your ad choices. Visit podcastchoices.com/adchoices

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