Humans and flower spirits live together on the continent of “Flora.” Every thousand-year-old flower gives birth to a flower spirit, each of whom commands a natural law. Those who form contracts with spirits must earn their approval through the “Trial of the Language of Flowers.” The mysterious organization “Dark Petals” seeks to seize the Twelve Divine-Era Spirits and resurrect the ancient calamity “Vine of the Corrupted Heart,” overturning the laws of nature. When the ordinary herb-gathering girl Alia accidentally awakens the rose spirit “Crimson Tears,” she is drawn into a guardians’ war spanning a thousand-year cycle...
