Bugfix: Fixed an issue where class item effects were not triggering correctly. Bugfix: Fixed an issue with the abnormal effect of the Black Fan. Optimization: When no item is selected, the screen will now return to the previous interface. Optimization: Added bulk purchase and bulk sale functions in the store. Optimization: Added attribute change prompts in the intermission study. Optimization: Added display of Workshop source information in the intermission study and vacation screens. New: Updated Korean translations. Fixed: Removed AI translation option for Korean in Cursenday. Bugfix: Fixed an issue where the rule module extraction effect count was abnormal. Bugfix: Fixed an issue where avatar variations were not functioning properly in text-based groups. Bugfix: Fixed an issue where external sound effects would not play the first time in the editor. Bugfix: Fixed an issue where the key for the search investigation was not generated correctly in the rule module. Bugfix: Fixed an issue where there was no background in the Cursenday scene materials in the editor.