Satoshi, a former child soldier with an enigmatic past, returns to New Allure City on a quest prompted by a mysterious call. Hanasu, a young girl gifted with the ability to sing mystical hymns and haunted by vivid dreams of a red-haired boy, joins Satoshi in unraveling the city's secrets. Tasuka, the orphaned heir to the Tempest Legacy, dreams of grand adventures and finds his life transformed when he encounters Satoshi and Hanasu. Together, they embark on a journey through the city's shadows, facing challenges, uncovering mysteries, and forging unexpected bonds along the way.