Did Danny survive?
On Hawaii Five-0 Season 10 Episode 21, Steve got a posthumous letter from his mother that contained a cypher.
But a hacker stepped in for the kill to get his hands on it.
Meanwhile, the Five-0 helped Lincoln Cole, an anonymous good samaritan who was in the crosshairs of some very dangerous people.
With lives on the line, things took a turn that could change the fabric of the entire series.
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Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.