The year Yin Chuyao photographed Zhai Siyan, she was nineteen.
The young man on horseback was wild and free, passionate and radiant, like the sun.
It was love at first sight, impossible to forget.
She made the first move and made him hers.
When he loved her most, Zhai Siyan indulged her in everything and never refused her a thing.
But it was also when they were most in love that she left without a word.
She left behind a single sentence: "The game is over." It made him hate her to the bone.
Eight years later, she had nothing and returned alone to the vast grasslands.
The young man from back then had long since become a cool, refined businessman.
When the former lovers met again, he treated her like a stranger and watched as she suffered in the abyss.
Only after she disappeared into the no-man's-land did he find her diary...