With the appearance of the Flower Girl Special Forces from the enemy Nara Nation's military, the Saitama Nation's Flower Girl Special Forces, "Floris," were struggling. Sawamura, who received a bullet wound and withdrew from the battlefield, becomes aware of his real feelings for Nadeko as she selflessly takes care of him in his time of need. But Nadeko's time is nigh... And finally, the last moment comes. What will happen to the love story of Sawamura and Nadeko as they fight for themselves and others...?! The Flower Girls, who chose to fight on the battlefield for their one and only love. This love story comes to a moving end in this last volume!