Major changes and new content:
One new classic scenario
All locations from TWoM Stories added to the original game
New quests and Events on Stories locations
Remastered versions of all the classic locations
A brand-new character
Vanilla version of the game*

Minor changes and tweaks:
64bit and 32bit version
21:9 aspect ratio support
4k UI adjustments
new main menu
additional smaller bugfixes and tweaks