Londoner Issie’s boring new life in New Zealand suddenly gets exciting when she encounters a frightened horse running through the wilderness.

Issie discovers that rescue horse Blaze has life-threatening injuries. When Tom insists that Blaze is impossible to tame and can't be saved, Issie refuses to give up on her.

At the stables' Family Fun Day, the kids compete with rivals Dulmoth Park. Issie's visions become hard to ignore and her reckless behaviour endangers her future at the stables.

Issie looks for Mystic on a remote beach and finds buried treasure, which could be connected to her visions. And secrets are revealed when she and Caleb get trapped together on the beach.

Issie attends a party at the local marae and humiliates herself by taking her revenge against Natasha too far. Meanwhile, Dan's grandmother may hold the key to Issie's shipwreck vision.

Issie gets a new vision of Mystic running through the forest along an old railway track and wonders if this might be the clue that will lead her to Blaze's herd. After some encouragement, Issie decides to ride out on Blaze to find the tracks, and Caroline, Caleb, Dan and Natasha join her on the mission. As they journey deeper into the forest, past their favourite swimming hole, the kids make a series of bewildering discoveries and eventually realise they're completely and utterly lost. With one of the gang's future ambitions at stake, they face a race against time to ...

Issie rides Blaze in the Cross-Country Trials against rivals Dulmoth Park - but is Caroline really fit enough to compete? And who spooked Blaze right before Issie's ride?

A storm sees the kids staying over at the stables, Natasha takes a chance in her friendship with Dan, Issie discovers the truth about Hexronn and the gang launch a campaign.

Hexron tries to get Kauri Point's support at the council meeting. Izzie is publicly shamed when her hard past is revealed. Kauri Point relationships are all strained.