神算娇妻：病弱世子有点甜

The series

After being exiled for a supposed “husband-cursing” fate, Jiang Wanbai returns to the capital and unknowingly reunites with her childhood fiancé, Qi Qingyun. A chaotic rescue leaves her indebted to him, forcing her to stay by his side as she helps break curses and uncover the plot against him—never realizing he already knows who she is and is quietly falling for her all over again.