Married to My Sister's Fiancé: The Asylum Bride's Secret Baby

Betrayed by her own sister and locked away in a mental asylum, Xia Chu's nightmare takes an unexpected turn when a single night with a stranger leaves her pregnant. To escape her prison, she's forced into a contract marriage—taking her sister's place as the bride of the powerful Shen Hanchuan. He's breathtakingly handsome, impossibly wealthy, and utterly convinced she's a gold-digging fraud. 'A lunatic shouldn't be allowed to have a child,' he coldly declares. But Xia Chu will endure any humiliation to stay free. Four months later, when he brings his 'real' bride to claim her place, the truth…