Multi-Gene - Chapter 66 - Second State; Dark Sheen

A door unfolded before him.Evil thrived, and whispers spilled from within.The resentful compound eyes flickered and vanished, the presence longing to burst out was blocked inside, and the alluring murmurs echoed in the ear.The sticky, pink brain mumbled something. A figure cloaked in a yellow robe watched from a distance. A dark green presence, smelling of blood, roared. A string of wondrous soap bubbles released friendliness—and many, many guests.They sincerely invited Lu Li to join this mad party.Lu Li stepped in, his stride resolute and unwavering.He had no reason to refuse.

Yo, Hi! I’m Frank, I made a deal with a demon to pay me some money for receiving a guest for a few days every week.
I had no idea about what I have done.
On May 1st, Conan ‘the God of Death’ came to my house. I was forced to let him in and we get involved in a criminal case.
On May 8th, Bruce Wayne ‘Batman’ came to me. I was forced to follow him to fight crime.
On May 16th, Hannibal Lecter, The Silence of the Lambs, came to my home. I can only say that I really can’t stand my guests.

- Description from Novelupdates

Stella Wilson, a nice rural lady who went to New York to pursue her Veterinary degree. Also, she works part-time as a pet sitter to a three little cats. Her boss, Alice Adelson instructed her to keep the cats away from the next-door neighbor Sebastian, the billionaire. An Alice cat, however, managed to escape from Stella's care and make the way to Sebastian's property, where caused her trouble. Stella is caught by Sebastian while trespassing his property.Sebastian informs her that she must keep the cat away or else he would punish her. Sebastian has already made the decision that he will going to own her and has stated that she will be responsible for the payment. But it's not in monetary value that he's looking for.

While a certain young man hides in a certain Ruins City, wanting to become a tanky mage through passive farming.

Mages should focus on learning more spells and magic? There is no time to invest in body strengthening? Mages are defenseless when they run out of mana? None of these are a problem for Gurney and his Passive Farming System. Through the system, Gurney trains both his body and mind at the same time, he goes beyond the limits and logic of an ordinary mage. This is a mage who casts spells while tanking hits, his recovery speed surpasses even warriors and knights. This is the journey of a vigilant and careful mage who grows tankier and tankier.

…

With the rising waves of darkness, the steampunk steel ship sets sail on a journey and adventure.

Whales sink to the depths of the sea, sirens sing with beautiful voices, calling out to the Transcendent sailors who hunt for mermaids.

The mysterious Time Hunters who obey the ancient rules search for their prey.

He who bears the title of “Hero” carries the burden of fate as he steps on the road to write a new page of history.

Ancient “Sealed Ones” rush to break out of their imprisonment, wanting to create and release new “Supernatural Memetics”.

The combination of steam technology and supernatural powers bring forth the era of “Transcendent Genetic Warriors”.

Infant dragons who have just hatched watch as the Dragon Slayer digs out their mother’s heart from her body.

Calamity level lifeforms sharpen their blades, stepping into the stage of this extraordinary era.

The tides of the era surge and swirl, bringing along the mysterious fog of darkness…

The indescribable existence nurtures and grows…

Along with the stare of the Abyss…