Updates for the 'Player Who Returned 10000 Years Later' novel aren't fixed. It could be monthly, or there might be a burst of updates followed by a break. Keep an eye on the official website or author's announcements for the latest.
Perhaps the player has a mission or a goal to achieve during this 10000-year return. Maybe it's to prevent a catastrophe that was supposed to happen in the future or to find a lost artifact that holds great power.
The story might involve the player's adventures and challenges upon their return after such a long time. Maybe they find the world has changed drastically and they have to adapt and overcome new obstacles.
The story could involve the player's adventures and challenges upon returning after such a long time. Maybe they have to adapt to a changed world or face new enemies.
Perhaps the story explores how the player's sleepiness is either a hindrance or a hidden strength. Maybe it's tied to a curse or a supernatural phenomenon that affects their life and the plot of the manhwa.