Earth, I'm Back

When the last great villain fell before Qin Mu, he had finally fulfilled his mission as the Chosen Savior. He decided not to return to twenty-first-century Earth, and instead to live happily ever after in another world with the Demon King... (Sounds like a fairy tale, doesn't it?)

But...

Even the sweetest couples bicker and quarrel sometimes. After months of building up, the marital troubles between Qin Mu and the Great Demon King finally erupted!

Otherworld romance + interspecies romance + same-sex romance + an unequal relationship...

Differences in worldview + differences in outlook on life + differences in values + racial discrimination...

At last, Qin Mu realized the flowers in the other world weren't so fragrant, and the grass wasn't so green. He began to see that twenty-first-century Earth was better after all...