The story ended with a wonderful twist.
A few years later, when Toni was much older, he found the old diary again. On the last page of the diary was a note in his grandfather's handwriting— "Toni, that day you only found the key.The story ended, but that lesson remained in Tuni's life as a treasure for the rest of his life.
Tuni is now a great doctor. When he feels tired despite his busy schedule, he opens that old diary and looks at it. He understands