This Dark Endeavor (Apprenticeship of Victor Frankenstein Series #1)

Bravery, danger, and intense passion. How does obsession begin?

Victor and Konrad are the twin brothers Frankenstein. They are nearly inseparable. Growing up, their lives are filled with imaginary adventures...until the day their adventures turn all too real.
They stumble upon the Dark Library and discover secret books of alchemy and ancient remedies. Father forbids them from ever entering the room again, but when Konrad falls gravely ill, Victor is drawn back to the Dark Lib…