During a murder investigation at Queenstown's infamous One Lane Bridge, ambitious young Detective Ariki Davis inadvertently reawakens a spiritual gift that endangers the case, his career and his life.
Placed in charge of the homicide investigation, Ariki must mentor Tilly Gardner, who has joined the detective training program; Ariki battles his ghosts and gets an early win, which connects him with local tradesmen; his focus is tested.
With the discovery of a second body, the stakes escalate for Ariki and Tilly; Ariki is put in the orbit of American aeronautical billionaires Noel and Caleb Kennard, whose money and privilege make Ariki's job impossible.
When Ariki catches Tilly making an error of judgment, he is forced to decide where his loyalties lie and how to balance justice and small town politics; he finally overcomes his inner demons and accepts who he is.
Detective Ariki Davis arrives in Queenstown where he sticks out as a Cook Island Māori; after a farmer turns up dead at the bottom of One Lane Bridge, tensions quickly escalate between Ariki and D.S.S. Stephen Tremaine.
Ariki suspects that Stephen's wheelchair-bound wife, Lois, is somehow involved in the case; when Ariki gets an alarming visitation, he goes on a bender; frustrated with the lack of progress, the locals deal out some vigilante justice of their own.
The homicide investigation ramps up; Stephen's wife, Lois, is brought in for official questioning; Ariki's inappropriate behavior jeopardizes both his professional career and the case; stood down from work, he finds himself lost in the wilderness.
Ariki's heroics are rewarded when he's reinstated at work; the Ryders celebrate a hundred years on the farm but the festivities are cut short when the guest of honor goes missing; a confession provides much-needed closure for the town.
A startling revelation at One Lane Bridge puts Ariki in a compromised position; Ariki's gift helps him solve the final piece of the puzzle; the ongoing tension between Ariki and Stephen builds to a deadly climax.