City: at the Beginning, the Ghost King in Red Forced Her into Marriage.

Zhang Fan was dragged into the water by a big fish while fishing and traveled through time. He originally thought he had traveled to an ordinary parallel world, but a marriage certificate suddenly appeared, breaking his ordinary life. In order to get rid of the owner of the marriage certificate, Zhang Fan stepped into the ranks of immortality with the help of the system. But what Zhang Fan didn't know was that the owner of the marriage certificate was a female ghost king in red. When Zhang Fan obtained the marriage certificate, his fate with the ghost king in red was already entangled. The introduction is not well written, so please move on to the main text and provide more valuable comments.