Chapter 10 - the threshold of sixteen

Six months later, the golden summer sun lit up the sprawling lawns of the Whitfield estate. Pink roses bloomed along the stone terrace, and the air was filled with the sweet scent of summer jasmine.
Sitting on a picnic blanket on the lush green lawn was Julian Whitfield. Fully recovered, healthy, and handsome, he sat laughing happily as little Maya ran circles around him, her bright laughter echoing across the garden.
Grace sat beside Julian, wearing a beautiful yellow sundress, her face radiant with happiness. Julian reached out, wrapping his arm around Grace's waist and kissing her shoulder with deep, eternal devotion.
On the upper terrace, Eleanor sat sipping tea, a peaceful, radiant smile on her face as she watched her family whole again.
Daniel stood by the stone balustrade, dressed in a relaxed white shirt and dark trousers, holding a glass of iced lemonade as he watched his brother and niece play.
Marcus walked up the stone steps, holding a dark mahogany wooden box sealed with a heavy brass lock.
"Mr. Whitfield," Marcus said quietly. "The Swiss authorities sent over the remaining personal items found in Diana's private vault in Zurich."
Daniel set his glass down, taking the mahogany box. Using a silver key, he unlocked the heavy latch and lifted the lid.
Inside the box lay several old family documents, photographs, and a sealed yellow envelope stamped with the crest of the Whitfield estate from forty years ago.
Written across the front of the envelope in their late father's distinct handwriting was a startling sentence:
FOR DANIEL AND JULIAN — THE SECRET OF THE THIRD CHILD BORN IN LONDON.
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Daniel's eyes widened slightly as he read the ink. He looked across the sunny lawn at Julian, Grace, and Maya, then lowered his gaze back to the sealed parchment in his hand.
Slowly, Daniel reached his fingers to the edge of the seal, leaving the future of the Whitfield family hanging on the threshold of an extraordinary new secret...