In word of Kyanto there is feudal country named Kanto. Story follows young teenage girl named Ichinose Nagase who is working as assassin ans secretary of black district. Soon after story start Ichinose meets her new dad and stepsister Nagisa. Will Ichinose move forward or stay at world of pain.
Also additional note story will use one time third person narrator other time will use first person narrator. Final note story will come unsystematicly propably.