Momoka "Dragon Girl" Sendou and Ryuga Kou are childhood friends, a martial artist and a Chinese magic master who banishes demons. In order to increase his power, Ryuga calls on the spirit of a dragon to possess him, but the spirit enters Momoka instead. Now, the two must unite forces and fight demons together. A demon serpent king who appears once every hundred years to select a bride has abducted Momoka's friend Shunran. Will Momoka and Ryuga be...

Momoka's dragon takes on the form of a beautiful man and warns Ryuga and Momoka of dangers facing the Kou family. But the dragon also wants Momoka to becom his mate. Can Ryuga compete against a dragon for Momoka's affections?

"...A demon who uses nightmares to steal the life force of humans invades the dreams of Momoka's father. Momoka and Ryuga work to banish the demon, but upon waking, Momoka's father forbids Ryuga and Momoka to ever marry!"--p.[4] of cover.