I Became the Dragon King's Beloved Wife After Switching Bodies with Big Sis

(Gender-Bender Romance)

One day, all kinds of instances began appearing across the world. An instance is an area enveloped by a set of rules. Usually, the only way to survive is to follow them. In the [World of Swords and Magic], for example, you have to choose a class and defeat all kinds of bosses.

Nai Fan was born in this strange era. He lived an ordinary life until one day, when his older sister tricked him and they switched bodies.

It turned out their family had lost a power struggle, and his sister had been chosen as a sacrifice to be handed over to the other side. Now, after the body swap turned him into her, he would have to take his sister's place as the sacrifice.

No way! I'm not becoming a man's wife! I'm a guy! 😨

Several years later.

"Hey, honey, my pipes are clogged."

"Unclog them yourself."

"I want you to unclog them for me~"

The conquest journey of a sharp-tongued big sister begins.