Art:
- Redraw the book cover and positive pages.
- Reduce the size of gold coins.
- Modify the pictures of Steam store and library to new ones.

Game Experience:
- Now swords will attack the nearest enemy respectively, instead of concentrating on attacking the same enemy.
- Speed up the flight speed of swords.
- Reduce the length of each game to 2 minutes.
- Increase the damage of all weapons and special effects.
- Cancel the rotation of gold coins.
- Reduce the length and duration of the trailing special effects.
- Reduce the gold coin multiplier required for weapons.
- Reduce the enemy tracking speed.

Performance:
- Significantly improve the fluency.
- Reduce the residence time of gold coins to 10 seconds.
- Speed up the generation of enemies to 0.4 seconds.
- Change the disappearance time of blood on the ground to 1 second.
- Limit the maximum number of gold coins existing simultaneously in the scene to 15.

Sound Effects:
- The sound effects when six swords are shot are all different.
- Cancel the sound effect of boss appearance.

Bug Fixes:
- Fix the problem that the boss will repeatedly appear on minions after death.
- Fix the problem that enemies will be on the previous page after page turning.
- Fix the problem that individual enemies are invincible after page turning.
- Fix the memory leak problem caused by the superposition of timer dead loops.
- Fix the offset between the mouse position on the left page and the sword.
- After page turning, it automatically reloads to prevent lag and bugs.