Well, it depends on what you find interesting. If you like stories with magical elements, a witch character, and the lore of the 'Divinity: Original Sin' world, then it could be very interesting. The ruby aspect might add an extra layer of intrigue, perhaps related to a special power or a valuable item within the game's story.
The 'Divinity: Original Sin' series is known for its rich and complex stories. However, without more specific details about this 'ruby witch' in the story, it's a bit hard to give a detailed account. Generally, in 'Divinity: Original Sin', the game is filled with magic, quests, and a diverse range of characters. The witch could potentially be a part of a side - quest, a key character in a certain area's lore, or related to some magical items or spells.
It's a fantasy RPG with a complex story involving magic, mystery, and moral choices. You'll explore a rich world and encounter various characters and quests.
Definitely a separate story. The world-building, character arcs, and main plot of Divinity: Original Sin 2 are independently developed, providing a standalone adventure for gamers to enjoy.
The story of Divinity: Original Sin 2 is set in a fantasy world full of magic and intrigue. You and your companions face powerful enemies and moral dilemmas as you strive for power and justice.