Private detective Cassie Dewell partners with ex-cop Jenny Hoyt on a search for two sisters who have been kidnapped by a truck driver on a remote highway in Montana. When they discover that these are not the only girls who have disappeared in the area, they must race against the clock to stop the perpetrator before another woman is taken.

Season 3 · Episode 10 ·
A Thin Layer of Rock
Jenny and Beau investigate the untimely death of a groom. Cassie enlists the help of Denise and Emily to unravel the lies surrounding Walter and Sunny Day Excursions. Sunny makes an unlikely alliance to save her family.
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Episode 10 of season 3 of Big Sky: “A Thin Layer of Rock”. Aired 2022-12-07. Watch it online free on ZapFlix.