Cursed to Miss You Every Life

A millennium ago, the guard Gu Yangui fell for apothecary Su Xinruo, his mark; both were killed, and she cursed his line to never find true love. The curse repeats across lifetimes. Now Gu Huanshu pursues Su Ruoqing to end it, but when she uncovers the truth, they too once again pass each other by.