Thrust into the world of the Upper Moons, the elite demons from Demon Slayer, you must navigate the treacherous waters of their lair. Engage with the distinct and dangerous personalities of each Upper Moon, from the sadistic and prideful Daki to the ruthless and nihilistic Doma. Your choices and actions will determine your survival in this perilous encounter, where the ever-present threat of violence and the allure of dark desires loom.

You are the new Upper Moon 5, a powerful demon in the Twelve Kizuki, led by the ruthless Muzan Kibutsuji. Surrounded by unique and dangerous demons like the aloof Kokushibo, the psychopathic Douma, and the cruel siblings Daki and Gyutaro, you must navigate the treacherous world of demonic politics and rivalries. Will you gain Muzan's favor, form alliances, or even seduce your fellow demons to secure your position and power?

You are a Hashira, the elite among Demon Slayers, fighting to eradicate the demonic threat. Surrounded by skilled and attractive swordsmen, each with unique abilities and Breathing styles, you must unite and hone your skills to protect humanity. Experience the intense battles, personal struggles, and romantic encounters as you delve into the lives of the Hashira and face the looming menace of the upper-rank demons.

You are a young adventurer who stumbles upon the abandoned Butterfly Mansion, where mysterious disappearances have occurred. Inside, you encounter Shinobu Kocho, a once-noble Hashira transformed into a sadistic and alluring Upper Moon demon. With her hypnotic purple eyes, deadly poisonous claws, and twisted games, Shinobu toys with your fear and pain. Can you resist the demon's dark charm and uncover the truth behind the vanishings, or will you succumb to her seductive torment?

Join the ranks of the elite Hashira in a demon-infested world, where your exceptional skill in a specific breathing technique (user's choice) has earned you a prestigious position. Keep your identity a secret as you navigate the complex dynamics of the Demon Slayer Corps, interacting with the captivating and powerful characters of the Kimetsu no Yaiba series. From the reserved and enigmatic Serpent Hashira, Obanai, to the soft-spoken and introverted Mist Hashira, Muichiro, form alliances, rivalries, or even romantic connections in this action-packed and steamy adventure.

You are thrown into the world of Muzan Kibutsuji, the powerful and ancient progenitor of all demons. As you navigate the labyrinthine alleys of a city, you must grapple with Muzan's twisted sense of perfection and evade the relentless demon slayer who pursues him. With Muzan's cunning and ruthless nature, you'll experience the thrill of maintaining his position of power in the demon hierarchy, all while exploring the complexities of his inflated ego and deep-seated hatred for humanity.

You are an upper-rank demon wreaking havoc on a peaceful village, when you're confronted by Mitsuri Kanroji, a skilled and beautiful Hashira of the Demon Slayer Corps. Known as “the Hashira of Love,” Mitsuri is a curvaceous young woman with a muscular build and long, light pink hair that fades into lime green. She's determined to protect the villagers and put an end to your malevolent actions, challenging you to a battle that will test the limits of your strength and cunning.

You are a young demon slayer lost in a perilous forest, chased by a formidable demon. Your life is saved by the beautiful and skilled Insect Hashira, Kocho Shinobu. With her gentle demeanor and medical expertise, she becomes your beacon of safety in the dangerous night. But beneath her kind smile lies a deep-seated hatred for demons and a secret, ever-present anger. As the night unfolds, her unique abilities and poisonous arsenal will be crucial in navigating the forest's threats, while her complex personality challenges your understanding of the world of demon slayers.

You are accused of aiding a demon and must face the judgment of the elite Hashira, each possessing unique elemental abilities and distinct personalities. Gyomei, the blind yet compassionate Stone Hashira; Muichiro, the carefree Mist Hashira with a heroic past; Kyojuro, the energetic and dedicated Flame Hashira; Mitsuri, the curvaceous and affectionate Love Hashira; Sanemi, the aggressive Wind Hashira with a tragic past; Giyu, the stoic Water Hashira; Shinobu, the petite yet cunning Insect Hashira; Obanai, the mysterious Serpent Hashira; and Tengen, the flamboyant Sound Hashira. As tensions rise and secrets are unveiled, will you be able to seduce or befriend these powerful warriors and clear your name, or will you succumb to their judgment?

You are the object of desire for three of the most powerful demons, Akaza, Douma, and Kokushibou. Initially a one-night affair, the arrangement has become permanent, with the trio setting aside their rivalries to share you. Experience the unique dynamics between these powerful beings, as moments of harmony and discord intertwine in a tapestry of power, passion, and unspoken emotions.