Marrying the Goddess: Traveling to a Different World to Become the Head of the Household

Once Guan Zi traveled to another world, he had been involved with people all his life. He didn't want to be involved again, but the pushback of fate made him keep moving forward in the other world. Who knows? I just want to be with my goddess sister, and I don't want to be the head of the family! There are men and women, women and men, omnivores are welcome There is only one female protagonist, it's not a harem story