He time-traveled into the novel he wrote. At first, he didn't care about anything and just wanted to go home. Later, when he saw the people around him leaving him one by one, he began to regret why he gave such a tragic ending to the character he created.
He is the creator of this world and created this book with his own hands. He knows the fate of everyone in the book, but he can only watch them go to their destined ending and nothing can be changed.
"Life in heaven and earth is suddenly like a traveler from afar."
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Be warned! ! ! ! ! !
Intent: A guide to preserving life after time travel