Tereza, the captain of kingdom knight, was defeated by the bandit boss Duardo who has got evil power after Tereza’s team captured him. The succubus girl, Lyric, who gave the evil power to Duardo, said she needs Tereza’s help to defeat Duardo because he got way too strong that already beyond her control. But in fact, Lyric has her own purpose to get close to Tereza…​