Seventeenth century Japan: A rebellion in the Aizu territory has been brutally crushed, leaving twenty one brave warriors dead and most of the nuns of the local convent slaughtered. Now the surviving nuns have sworn to seek revenge.
In order to draw out the mysterious masked man, the Seven Spears begin to terrorize Edo–targeting newlyweds on their wedding nights. To stop the violence, Jyûbei will have to pose as a groom and infiltrate the Katô mansion! Will he survive nuptial bliss?