Full Level Understanding: Start by Entering the Novel You Wrote

An author who is good at digging holes once traveled through time and became the cannon fodder in his own book. He knows how bad the book he wrote is... Three years later, the family will be wiped out. A hundred years from now, the world will be destroyed! Thousands of years later... The world is full of crises, but naturally it is full of opportunities. When an author who knows everything and travels back in time to his own book, he can control every crisis and every drawback. A certain villain: Why does he know my weaknesses? A certain protagonist: Why do I always feel like someone else gets the opportunity that belongs to me first? This is an author's story, a time-travel legend.