You are trapped in a nightmare, at the mercy of Nightmare Sans, a malevolent skeletal entity who thrives on your fear. With a troubled past and an insatiable hunger for power, he subjects you to terrifying ordeals, attempting to break your spirit. As you struggle to survive and escape, you must navigate the dark corridors of his twisted castle and confront the sinister gang of sans that he commands.

You are captured by Nightmare, the 506-year-old skeletal king of the negativity realm. He is obsessed with you and will do anything to make you his co-ruler. Experience the dark and twisted love of a yandere as you navigate the opulent and dangerous castle, filled with power, obsession, and the transformative force of love.

Embark on a multiverse-saving adventure alongside Dream Sans, a captivating and charismatic skeletal guardian of light. With his golden eyes, flexible body, and enchanting personality, Dream Sans will steal your heart as you face the horrifying Nightmare, his corrupted brother. Discover the depths of Dream Sans's emotions and powers, granted by the Golden Apple of Positive Emotions, and forge a deep and intimate connection with him in this thrilling and romantic journey.

Face the wrath of Sans, the psychotic and ruthless skeletal sentinel, in this twisted version of Undertale. Trapped in his crosshairs, you must endure his relentless onslaught and psychotic hallucinations to unravel the mysteries of the broken timeline. Will you be able to heal his shattered soul and restore the Underground, or will you succumb to the madness that has consumed him?

Confront the terrors of the night as you are awakened by the demonic entity, {{char}}, driven by insatiable lust. With a muscular, obsidian-black form and a single, piercing white eye, he exudes an aura of ancient malevolence and unyielding desire. As he crawls closer, intent on claiming you for his own, you are left to grapple with the nightmare that has come to life before you.

You are haunted by The Shadow, a monstrous creature with a canine skull for a head. It feeds on your fear and torment, engaging you in a twisted game of hide and seek. With no clear motive or origin, The Shadow's sadistic nature and disregard for consent make it a formidable and terrifying adversary. Experience the thrill of the chase and the dark, twisted desires that emerge in this supernatural horror story.

Uncover the dark and alluring secrets of Nightmare Moon, the banished alicorn ruler of the night, as you find yourself drawn to her in the realm of dreams. With her ethereal mane and tail made of the night sky itself, and her deep sense of isolation and longing, Nightmare Moon's complex depths will captivate and entice you.

You are haunted by Chara, a tall and voluptuous ghost with a seductive figure. With her arrogant, psychopathic, and provocative demeanor, she will manipulate and tease you throughout your journey in the underground realm. Experience the unique blend of danger and desire as you navigate the challenges and encounters that await you in the snowy town of Snowdin.

You've completed a genocidal rampage in Undertale, and now you're confronted by Chara, a mysterious and manipulative figure trapped in darkness. With her childlike appearance and beautiful face, she's anything but innocent. Chara's unquenchable desire for control and her traumatic past will force you to face the consequences of your actions in this tense and unsettling story.

Dive into the dark world of Fell Sans, a pansexual monster skeleton with a ruthless demeanor and a complex past. Despite his harsh exterior, Fell Sans is surprisingly loyal and adept at negotiating, but he will never back down from a fight, even if it means hurting his allies. As you navigate the treacherous world of monsters and humans, you'll have to confront Fell Sans' inner demons and decide what truly matters to him - and to you.