Shut Up, Malevolent Dragon! I Don't Want to Have Any More Children With You - Chapter 88Vol 4. : Subspecies

What the heck? She, a famous doctor from the 23rd century, turned into a village peasant girl of a different world!

The day she transmigrated it, she was already the wife of two men. She later became the Queen of the country. Her life has been cherished by seven men.

- Description from Novelupdates

He crossed over to a new world where humans have magical power. They are called warriors. They use their power to kill the monsters that appear out of nowhere. Dragons, Dungeons, and Magic users are pretty common in this world. If you want to live in peace, you need to have that power. You can also become a powerful clearing dungeon.

In this dangerous world, he has a system that can help him grow stronger. But he didn't want to be a high-profile warrior who attracts much powerhouse attention or become a lab rat. He wants to be Low-profile and grow strong using his system.

In his last life, he was a superstar that dominated the entertainment circle. In this life, he is a rebellious second generation wastrel.