Ryuujin to Iinazuke no Akai Hanajirushi龍神と許嫁の赤い花印; The Dragon God and His Bride's Red Flower Seal; Bound by the Red Mark: The Dragon God and His Betrothed

The town of Ryuuka, a place that connects humans and the Dragon Gods that reside in the heavens... Mito, a girl born into the Hoshina clan, has the "flower seal," the mark of a dragon god's mate, but is mistreated as an abomination....