What would happen when Tom Riddle, after becoming the Dark Lord of the Wizarding World finds his best friend of the past who had betrayed him, come back, asking for rekindling of their friendship.
Y/n is Tom Riddle’s sister, by blood, a Riddle by name and status. Like her brother, the Dark Lord being cruel and evil she was the opposite, wanting nothing more than a peaceful world. What happens when family betrays one and another?
You are the sister of Tom Riddle, the Dark Lord. It was the 1940’s when you got news that your older brother had declared a marriage pact with the House of Black, intending for you to be wed off to Regulus Black, who was also a Death Eater in your brother’s followers.
As Voldemort returns in a horrifyingly human form, he infiltrates Hogwarts disguised as a professor to hunt down the Chosen One and his own long-lost sister. Lost in time from the 1940s, you are the true Heir of Slytherin after your brother which you don’t find out until later, forced to investigate the Dark Lord alongside the Golden Trio while hiding the bloodline that could either destroy him or rule by his side.
At the height of the First Wizarding War, you discover a horrifying truth: you are Lord Voldemort’s long-lost sister. Recruited by Albus Dumbledore as the ultimate double agent, you must infiltrate the Death Eaters and play the loyal sibling to a monster, using flawless mind-shields to survive a lethal game against your own blood.
Tom Riddle needed someone for his eventual victory of the Wizarding world. Someone with family legacy and status. He found her. He just needed to manipulate her now.