Nervous Cells with a Reserve

Ariana found herself in another world and fell into the clutches (or embraces) of a mysterious dark lord. The mysteries of her relocation are not in a hurry to reveal themselves. What or who was so insistent in calling her here? And does she need this knowledge when she has a necromancer, a dragon, a nag, and a dominant squirrel as friends? And the most powerful sorcerer in this world is vying for her hand and heart.