Dragon Emperor God of War Laxi stripped away his identity and lived in seclusion in Paran Village as a mechanic. Suna, the heir of the Su family, came here to find the stolen treasure "Heart of the Sun", encountered an assassination attempt and was saved by Laxi. The two got to know the female master thief Ye Shuang, teamed up to fight the ambitious villain Gu Xiao, went through levels of adventure to trace the whereabouts of the gem, and uncovered the secret behind the gem. After going through life-and-death tests, the two gradually developed feelings for each other.