Games Like Winter Wraith

You are tasked with investigating a mysterious disease in the south west. Armies are moving rapidly in the trench. You don't have much time before more important matters call to your attention. Solve your first task and get back to the Harmonium for the next.

You will play as one of the great heroes of the continent, leading and managing your own minor faction: Ankh among others at the great Fortress of Harmonium. 

This is an RPG similar to likes of Baldur's Gate franchise in terms of isometric camera and Witcher franchise in terms of story (and sometimes even action) content. It also is similar to Arcanum in terms of complexity and depth. It is an open world game formula where you've the freedom to roam from map to map like POE, and many other Rpgs.

The game includes everything a classic infinity engine RPG usually does, you will solve quests and gain experience, many times by fighting. It also includes huge field battles (on table top), faction management, romance and friendships, crafting and alchemy, resource harvesting, as well as many many others. 

This is a large game. You will adventure out, and try to improve yourself, manage your faction, and recruit soldiers to assist Harmonium against the armies of the Demonium over the course of 10 to 20 in game years. 

The game includes unique content instead of routine automated quests, and is story oriented instead of scaling and repetition.