The Stand-In's Suffering and Desperate Comeback

> On the day Huo Chenyuan married me, the whole city knew I was a stand-in for the woman he loved.

> Throughout our five-year marriage, he called out another woman’s name every night.

> When his beloved finally woke up, he handed me divorce papers. “Sign them, and leave with nothing.”

> I smiled as I signed my name, then vanished without a trace that very night.

> Three years later, my AI system stunned the world at an international technology summit.

> Huo Chenyuan stormed backstage, his eyes red. “Come home with me.”

> I smiled, arm in arm with a handsome rising star in tech. “Mr. Huo, you must have mistaken me for someone else.”

> In the corner, an adorable child who looked just like him peeked out. “Mister, you’re blocking my view of Mommy getting her award.”

**Core Setup:**

* **Heroine (Shen Nianchu/Anya Shen):** A seemingly docile substitute who actually has exceptional technological talent in artificial intelligence and biotechnology. Strong-willed and clever, she keeps her head down until she makes a powerful comeback. She runs away while pregnant with twins: a composed, precocious boy who takes after Huo, and a lively, spirited girl who takes after her mother.

* **Hero (Huo Chenyuan):** The powerful head of a wealthy family, cold and domineering. At first, he sees the heroine only as a substitute he has a duty to keep and as an object of physical desire. Later, he suffers through a grueling pursuit to win her back. He harbors hidden love and trauma, possibly connected to the events surrounding his beloved.

* **Male Supporting Character (Gu Yanzhi):** A rising star in tech, the heroine’s business partner and close friend. Gentle and refined, he quietly watches over her. He is a beacon of light during her darkest days and later becomes the hero’s greatest rival in love.

* **Female Supporting Character (Su Wanqing, the beloved