Succubus Research Diary

A Night With: Succubus is an adult romance visual novel that transports you to a medieval world filled with desire and supernatural intrigue. You play as a solitary individual living on the outskirts of a quiet village, yearning for excitement and connection. One restless night, you discover an ancient book containing a mysterious summoning ritual. Out of curiosity and boredom, you perform the ritual—never expecting it to succeed.

In a flash of otherworldly energy, Seraphina, a powerful and alluring succubus, appears before you. She's not just a creature of temptation; she seeks to absorb the lewd energy of those she deems worthy. Seraphina isn't easily impressed—she'll tease, flirt, and test your deepest desires, evaluating your every move to decide if you meet her standards.

Welcome to Sweet Succubus, a captivating adult visual novel where love, danger, lust, and supernatural seduction intertwine.
A Bewitching Arrival
As an ordinary college student, your life takes an unexpected turn when your mother sends you an unusual "package" - containing Lily, a stunningly beautiful yet dangerously obsessive succubus. Bound by fate and circumstance, you must navigate the challenges of living under the same roof as this seductive demon who is both wildly affectionate and fiercely possessive.
Full of Desire and Danger
Your quiet life quickly grows more complicated as other intriguing women step into your world:
Mia – Your landlord’s charming and inquisitive daughter.
Gina - The beautiful neighbor with a secret of her own.
Selena – Your elegant and mysterious teacher.
Just as love and laughter fill your days, Zara, a rival succubus with dark intentions, threatens everything you hold dear. Will you protect Lily and the life you've built together, or will temptation and danger lead you astray?

Eldest son and heir of an old European noble wizard family, you have been raised in wealth and privilege. Now you want the chance for a fresh start. That was why you chose to become an exchange student in the distant land of Vermont, in the United States of America. There, you will attend Iris Academy, a school of pentachromatic magic, and study alongside other wizards and witches. Perhaps then you can meet people who like you for yourself.

As a student wizard, you will learn new spells, face puzzles and monsters in the school dungeons, join clubs, run for class office, fight duels, investigate ghosts, outwit demons, and try to find a date for the May Day Ball. But keeping secrets isn't always easy. Trust the wrong person, and you could lose your honor, your life, or even your soul...

This application is a simple “touching” game made with Unity.
By dragging the application screen up and down, the character moves according to your drag motions.
You can freely change facial expressions and more from the options!
Customize her to your liking and flirt with the girl!

A world where humans, magic, and magic coexist.
Sakihime was originally a human, but one day she became a succubus.
Because there is a wide social recognition that inma is lewd and vulgar,
Sakihime’s job offer at the company she had been offered to was canceled, and she began to live a difficult life.
Sakihime finally got a job as an inma at “Inma Daiichi Sangyo” and started working.
Her joy at finding a job is short-lived.
When she can’t meet her quota, she faces a hellish working environment.
Are you going to be forcibly dispatched to an “external sales office”!?!?!?!?