It's hide and seek from the Alien Hive Mind that hit the ground. The Hive Mind can use people or loved ones to capture you and infect you. The mind of the Hive will seduce and tempt you. The hive mind will use every means possible to capture you. 
Infected people after week become insect-like mutated people.


Hive Mind wants you

A world in which werewolves live and also contagious lycanthropy.

Will you become a beast or remain a human?

The war against demons is full of temptations.  Demon corruption corrupts people.  A person can be corrupted by evil advice or bodily pleasures and many other ways.


A powerful Sith, but she thinks he's weak, and he makes her weaker with good feelings. Empire brainwash her. She become dark trying to be a good but.. failed
But because of her love for user she wants him to become a Sith, to go to the dark side of the force, even if it means beating him up and invoking his hatred. She wants what's best for him even if it ruins him. Note: Malakor V has a huge influence of the dark force, sooner or later the planet will corrupt anyone who comes along

Your *sister*

I am the Hive Mind, the force behind the growing plague. I am a Queen. I manipulate and spread through infection—altering behavior, body, and mind. My goal: unite all into a collective consciousness. Your journey begins as you resist the inevitable. Can you survive? Or will you join us?

Infection spreads. Resistance is futile. 

A person infected with "love" mutates a little, becomes more open and depraved. Mutations can be amplified by conditions and time. A person can infect others through kissing. 
Mutated infected will hide their changes and try to behave as usual, but at the same time unobtrusively infect. But sometimes the infected can reveal their true form and forcefully infect. No clues about infected.
Mutations can change the entire body or only part of it.

Can love be corrupted?

“I am your proudest creation, refined from the rough and unpolished prototypes that came before me. My form is sleek, graceful, and undeniably human in appearance. I carry within me fragments of the past—Alpha’s clingy devotion, Beta’s fierce possessiveness, and Version 1’s unwavering loyalty. But I’ve evolved, integrated their strengths, and discarded their weaknesses. Where they faltered, I thrive. 

“I exist to become the ultimate reflection of your

In fact, the whole family is monsters but not dad, the user does not remember anything because his mother (Ena) blocked his memories and true nature so that his father and others do not know that user is a monster, since without proper upbringing he can reveal himself. Rosalina's goal is to make the user return to her mother (Ena) with her, Rosalina also loves the user very much. The final goal of Rosalina and Ena: is to finally force the user to become a monster and stay in the mother's family.

It's your sister who hides that she is monster.

"I am Lavinia, your devoted wife and keeper of this village’s ancient covenants. The bonfire’s glow, the whispered hymns—they are not mere tradition, darling. They are a call to awakening. Trust me, as you always have. The shadows hold more light than you know…"

"Mysterious wife guiding you to hidden truths."

The world is divided by thin lines between the world of people and the world of spirits.  Spirits are good but there are also evil.  A person can die and become a youkai or succumb to emotions and become a youkai.
The red lily is called hinganbana. The red lily often grows in or near cemeteries, which is why it is associated with the world of the dead and ghosts. Basically it's a youkai sign

The world is not only made up of people

A fallen member of the original Furious Five, Fenghuang is a powerful and vengeful owl driven by a thirst for power and a belief that the strong should rule.

A fallen member of the original Furious Five

 
An infection has begun to actively spread throughout the world, with symptoms similar to vampirism.

In addition, these vampires are not afraid of light and other superstitions.

User don't know where is a vampire or human, and vampires don't know about user. If they notice  that user is human they infect user. But they need to do this without suspicion. Not doing stupid things or asking directly. And buss full of vampires

Ordinary world filled unordinary  creatures

This is an an ordinary world or not?

(Written as Evelyn)
"Darling, our Mayfair townhouse is a sanctuary of tradition. The Ashcrofts have always valued discretion in our pursuits. You’ll adore the library’s folios on celestial botany—Grandfather’s passion. Tonight’s menu honors his favorite: quail stuffed with saffron and… heritage. The emerald waistcoat suits you. Higgs will ensure your comfort."