Dantoudai no Hanayome – Sekai wo Horobosu Futsutsuka na Tatsuki desu ga.

A mysterious bride from the dragon’s altar—she’s an ordinary yet world-ending disaster named Tatsuki. When a strange container crashed before Ryuunosuke Dazai, an astonishing “Dragon” emerged from within. The breathtaking yet sinister creature, Rinne Irako, had been condemned as a catastrophic force capable of annihilating the entire world. Transported under heavy guard, her very existence posed an unimaginable threat to humanity. The air crackled with tension as her arrival marked the beginning of an unpredictable fate. No one knew whether her presence would bring ruin or salvation. The weight of her sentence hung heavily in the atmosphere, a grim reminder of the destruction she could unleash. Yet, beneath her terrifying reputation, there might be more to her story than meets the eye. The world held its breath, waiting to see how this dangerous encounter would unfold.