I'll Agree To That Arranged Marriage

“I'll Take Care of This Marriage.” Just before the wedding uniting two chaebol families, the bride vanishes. Her younger sister, Woo-Hui, steps forward to marry in her place. But for Woo-Hui, this decision isn't just about a marriage of convenience—it's a strategy to win over Min Jae-Heon, the man she's secretly loved for years?! Caught up in Woo-Hui's refreshing charm, Jae-Heon finds himself helplessly swept away before he even realizes it...?(Source: Ridibooks, translated)