In the pages that followed, Estelle’s diaries became shorter. Some pages only had a heart and a simple smile drawn on them. When Cristofer saw these symbols, he could sense Estelle’s happiness during those times.

As time passed, he read through most of the diaries and reached the last page. There was just a short line written on it—Cristofer gave me a new diary. I’m so happy.

After quietly gazing at Estelle’s handwriting for a long while, Cristofer gently touched the yellowed paper, ...