精靈谷自古以來乃一片和平淨土，蘊含價值連城的精靈寶石，精靈為了守護寶石，一直把精靈谷隱藏於迷霧之中，然而太平日子並不長久，神秘的精靈谷終於被貪婪的魔龍發現，勇者們！快召喚精靈抵抗外敵，為世世代代守護的精靈寶石而戰！

Once upon a time, there was a peaceful Elf Valley, containing treasurable power stones. Stones were protected by Elfs and they hid the Valley in mist as protection. However, the Valley was found by Devil Dragons and they invaded to plunder! Team up Slime hero! Call the Elfs and fight!