Ye Yan is a peach blossom demon who has been cultivating for thousands of years. Once he transforms into the mortal world and undergoes a love tribulation, he will become an immortal after the love tribulation passes, but his thousand years of cultivation will be reduced to nothing. Hua Jin is the son of Princess Bomu of the Yin Dynasty, and his father is the imperial advisor of the dynasty. The imperial advisor sacrificed his body to heaven in exchange for a hundred years of good weather for the people of the Yin Dynasty. Hua Jin, the son of the Imperial Preceptor, had great prestige among the people, and the princes were afraid that he would compete for the throne and assassinated him several times. However, Hua Jin accidentally fell into the trap and was rescued by Ye Yan. The entanglement between the two begins~`~