What in HELL is bad? casts the player as the last descendant of Solomon, caught in a conflict between Heaven and Hell and bound by fate to seven demon lords. Its dark-fantasy premise puts romance alongside a struggle over the fate of Hell, giving the story a more perilous frame than a straightforward courtship tale.
The game combines otome storytelling with real-time tower defense: players command units in battles against angels and rivals while forming pacts and awakening power. Its roster also draws on the 72 demons of Solomon, who can be summoned to build an army. Between battles, interactive touch mechanics let players grow closer to their chosen demon and unlock fully voiced scenes, tying combat progression to intimate character interactions.
That mix of strategy and relationship-focused storytelling defines the game’s play format. The appeal rests on moving between tactical fights and a romance shaped by infernal alliances, forbidden desire, and danger from Heaven.