Knock Knock: Room Defense

[Exclusive Rewards] 404 Summons, Character Skins, Random Legendary Hero, and Limited Edition Decorations!

When your urban neighborhood transforms into a battleground swarming with phantoms and fiends... "Tap, tap." Someone’s at your doorstep...

"Quiet, don’t say a word, and don’t unlock the door."

Entities straight from ancient myths and creepy folklore are attempting to invade your sanctuary. Your mission? Shut the door tight and protect it using your heroes, as your heart races with anticipation, yet you stand fearless.

From schools and hospitals to hotels, streets, and office towers—the most everyday settings turn into exhilarating tower defense arenas. Prepare yourself for breathtaking graphics and silky-smooth controls in quick 5-minute rounds!

[Five Core Features that Redefine Horror Tower Defense]

※ Select your room, close the door, unwind, and level up!
Ghosts everywhere and nowhere to run? Relax and take a breath! Pick your room, shut the door, and lounge as your heroes are summoned and upgraded in your dreams to fortify your defenses. It’s your responsibility to fend off the nocturnal monsters and spirits!

※ Develop strategies to outsmart foes in this psychological battle
No life-risking escapes here, but more than just hide-and-seek! Everything from furniture like beds and doors to your champion heroes can be improved, since your entire room serves as a defensive fortress. Assemble the perfect team and plan diligently for every encounter and special event. Each victory offers satisfying rewards.

※ Captivating visual immersion
Immerse yourself in a hauntingly beautiful world rendered in a unique gothic chibi art style. Is that wine or blood filling the vampire’s goblet? Why does the maniacal chainsaw-wielding villain sport an adorable bunny mask? Discover over a hundred distinct and charming heroes and specters, each infused with delightful horror motifs.

※ Vast variety of characters and settings
Assume the identity of a ghost hunter and traverse across diverse spooky locales—from eerie spectral trains, midnight serenades in haunted dormitories, to mysterious subterranean caves. Choose your hero from an extensive roster and gear up for an intense ghost pursuit.

※ Quick, thrilling tower defense skirmishes
Grab your device and dive into a fast-paced 5-minute match wherever you go! Experience high-quality tower defense gameplay that’s designed to be straightforward, fast, and endlessly entertaining.