QoL Update

I have carefully reviewed the feedback and implemented fixes for new bugs, added tutorial content, as well as made corrections to the English translation in this update.

Important note: The update has currently been applied to the web version. The download archive will be available later today.

Patch note:

• A short patch note has been integrated into the menu;
  
• After escaping the first battle, prologue win/lose scenes will be skipped;
  
• The introductory chapter now includes a tutorial;
  
• Update English translation.