Childhood Vow Sparks Love

When she was young, Ye Wanning (Ye Zhaodi) was forced to sell her blood to save Lu Yanqing's grandmother, and Lu Yanqing promised to repay her. Years later, Ye Wanning saves Lu's grandmother again and proposes a condition for Lu Yanqing to marry her. Though he agrees, he mistakenly believes she is after his wealth. However, with the help of Lu's grandmother, Lu Yanqing's opinion changes, and he begins to develop feelings for her. As their relationship deepens, their feelings for each other grow stronger.