Read Heidelberg Effect Storyline:
When Ella Stevens moves to Heidelberg, Germany and her world began to unravel. There, she discovered the terrible secret her mother died to protect. There, she stumbled onto a hidden time portal that took her to 1620 Heidelberg where she is befriended by a convent of nuns who stand on the executioner’s block of one of the bloodiest butchers in all of Europe.Pages of Heidelberg Effect :