What!? Never seen a Demon King of Lust before? - Chapter 6 Checking In

[SYSTEM NOTIFICATION]~Paradise Will Now Be Initialized~{The realm of the gods, Paradise, will be revealed to the chosen humans. Overcome the 99 Floors and reach the Final Realm.}For ten years, Mikey has been haunted by nightmares, until one day he stops having them... and they start appearing in real life.Demonic Monsters, Status Windows, and Skills... all of them are now in reality.What's worse? Anytime he dies, he is transported to the past and forced to repeat every scenario in this new world until he conquers and survives everything.What exactly is this new world, and how will the Dreamer survive?

Six strangers met in a mysterious enclosed space.

One of them claimed to be a “senior” and stated that among the six of them, there was a “Devil” who did not bat an eye at killing. The biggest problem they now faced was how to avoid the “Devil” and escape from this world.

Mu Qin: I once had someone I really liked. He was very good to me, and always likes to dance in front of me with a knife. But one day, he went crazy.

- Description from Novelupdates

Rei just wanted to read novels in peace, no girlfriends, no drama, no accidental death by divine lightning meant for a cockroach…But for now, he is the son of a powerful duke, reincarnated into a fantasy world full of magic, monsters—and dangerously obsessed women.They were childhood friends of that duke son. They all are sweet noble girls. One is emperor’s daughter and one is my older sister. Now they’re grown up… and they all want one thing.And that thing is Rei.Welcome to a world where love means stalking, loyalty means stabbing your rivals, and marriage proposals come with blood pacts and fireballs and even my system mocks me. Rei fiancées battle each other daily and his life is a romantic comedy… except it’s also a warzone.Oh, and his final mission is marry the Demon Queen. A literal succubus overlord trying to conquer the world.Somebody please help him. In a realm of swords, sorcery, and yandere chaos. So, he can find peace or at least keep his limbs attached.

A polite and lethargic boy was reincarnated in another world as a vampire bishoujo.