WONDERFUL☆OPPORTUNITY's 33rd original VOCALOID work. The song follows the plot of a generic RPG game, with Rin playing the role of the king, and Len playing the role of the hero. The PV is also styled after an RPG game, and contains references to the Dragon Quest series. This song was originally commissioned for the EXIT TUNES compilation album Storytellers RPG, which is themed "Kings and Soldiers". The song was later featured on another EXIT TUNES album: Vocalotwinkle. It is also featured on the albums Wonderful★Opportunity! vol.06, Gekkaneta Vol.02 and WAN★OPO! THE BEST OF BEST!!.