Open them, open them, open every last one!
Pick your keys, play with the monsters or fight them, and find whoever's lost!
GenrePuzzle · Casual · Adventure
PlatformDesktop/Mobile · portrait
LanguageEnglish · 中文 · 日本語
ActionExploration & puzzlesLevel-basedSingle screenVerticalLinear levelsFantasyCozyLight storyHand-drawn