Hentai Senpai: Things That go HUMP in the Night

Welcome to the ultimate haunted playground, where the creatures of the night are hunting for something far wetter than blood. This Halloween, the shadows are alive with gorgeous, horny monsters who don't want to terrify you—they want to drain you dry. Lose yourself in a world of gothic castles, moonlit graveyard trysts, and encounters with wicked witches, dripping slime babes, and seductive succubi. Driven by a modern, high-energy spooky groove that will get your pulse pounding, these supernatural beauties are ready to show you how they hump in the night. Step into the dark, you won't want to escape. 🎃🦇🖤

🧩 Six Spellbinding Puzzle Modes

Unravel the mysteries of these seductive creatures across six intoxicating puzzle modes—Swapping, Rotating, Swapping & Rotating combo, Sliding, Mirror, and Shifting. Randomize across all six to keep the magical tension high and the gameplay unpredictable. Every piece you lock into place strips away another layer of the paranormal, exposing dripping wet slits, heavy chest-heaving action, and wicked supernatural ecstasy.

Every mode tracks your best time, accuracy, star rating, and grade—chase that S and a flawless 100% to prove you're the master of the monsters. Stuck? Use Hints, Undo, or shift the whole board if you started in the wrong spot. Focus Mode dims the darkness around you and lays a soft guide under the pieces. Play long enough and Autocomplete is waiting for when you just want the scene and not the spell. 🔮🎯

📸 Gallery, Mini-Player, Favorites System & Character Profiles

Amass an exquisite collection of your most explicit paranormal encounters. From a wild witch ride in the woods to taking a dripping slime girl from behind in her glowing cave, every puzzle victory unlocks high-quality, hardcore reward scenes. Use the heart system to mark your favorite scenes and monster girls, building a personal crypt of the ones who haunt you hardest. Set autoplay and let the gallery run itself, or shrink the whole game into the Gallery Mini-Player—a borderless, always-on-top window with screen docking, transparency, and click-through, so your unlocked scenes keep haunting your screen while you do something else. 📺

Want to know what really pleases the undead? Read through incredibly detailed character profiles that reveal their hyper-specific kinks, sexual styles, and what makes them scream. Best of all, the whole gallery is built for comfortable, one-handed browsing. 🎥📝💕

🎶 Spooky-Sexy Modern Grooves

Surrender to the rhythm of the night with a soundtrack that hits hard and haunts deep. Pulsing basslines and eerie, playful melodies set the perfect atmosphere for solving puzzles and getting hard. Use the fully draggable music player to customize your sessions — bumping your favorite beats or skipping tracks on the fly as you watch these monster girls slide down onto massive shafts. 🎧✨

🔊 Moans from the Beyond: Explicit SFX

Turn up the heat with 60+ explicit, uncensored sound effects voiced by real voice actors. Hear every gasp, moan, and wet squelch from beyond the grave as you complete puzzles, or trigger and repeat your favorite clips on demand anytime from the built-in SFX player. Even the dead know how to scream. 🔊💦

🕹️ Monsters Love Company: Multiplayer & Co-op

Why investigate the paranormal alone when you can invite the whole coven? Gather your friends for a wild puzzle-solving session! The game fully supports 4 Player Local Co-op with support for Steam Remote Play, allowing you and up to three partners to open up these thirsty ghouls together. Play with gamepads, mouse, or mix-and-match setups. It's also fully compatible with Phone, Tablet, and TV via Steam Link and Steam Remote Play, so you can enjoy the monstrous climax wherever you are. 🎮👥
⚠️ Local co-op requires a gamepad per player.⚠️

♿ Spooky-Safe Accessibility Features

Tailor your ghostly encounter with a suite of options designed to let you play exactly how you want. Adjust background animations, resize the text, and set custom colors for titles and text. Specialized fonts optimized for dyslexia, ADHD, and clean readability so nothing distracts you from the pure, unadulterated action. The game is fully playable using mouse-only or ambidextrous one-handed controls for keyboard, controller, or Steam Deck ( ͡° ͜ʖ ͡°), leaving your other hand free for... hands-on research. Quick Quit/Minimize options and customizable window titles keep your monster-hunting strictly confidential. 🕶️🔐

💻 Beastly Technical Features

Feast your eyes on every drop of slime, every arching bat wing, and every gushing creampie in gorgeous clarity with full Ultrawide and Super Ultrawide support. Native gamepad support ensures smooth, zero-config play right out of the box. Fully optimized for the Steam Deck, you can make use of native touchscreen gameplay to make your supernatural encounters highly interactive. Includes Steam Input, Steam Cloud saves, and a chest full of Steam Achievements to unlock. The interface is translated into all 103 Steam-supported languages because the primal urge to hump in the night is globally shared. 🎬🖥️🌍
⚠️ Character profiles, lore, and custom fonts are English only unless stated otherwise ⚠️



The moon is high, the air is cold, and the ladies of the night are burning hot. Don't let the horns and fangs scare you off—these beautiful beasts know exactly how to use their bodies to blow your mind and melt your pelvic bone. Pick your puzzle, unlock their deepest secrets, and dive headfirst into this Halloween where the treats are incredibly wet and dirty. Are you brave enough to conquer Things That go HUMP in the Night? 🖤🥀🎃

All characters depicted are adults (21+).