Posy lives in her beautiful family home, the Admiral's Mansion, somewhere in the English countryside, where she spent her childhood chasing butterflies with her beloved father and later raised her own children. Now in her mature years, she knows it's time to make a painful decision. Despite her memories of the Mansion and the exquisite garden she has lovingly tended for twenty-five years, the house has begun to crumble, and Posy understands that the time has come to sell it.

And then a figure from the past appears – Freddie, her first love, who broke her heart when he left her many years ago. Already struggling to cope with her son Sam's failed professional endeavors and the sudden reappearance of her son Nick after ten years in Australia, Posy is not willing to respond to Freddie's flirtation.
But unbeknownst to Posy, Freddie – and the Admiral's Mansion – hide a shocking secret that is about to be revealed…