传说可令持者所向披靡的潜龙刀,是一柄只能被心存正义之士运用的神兵利器,任何人若本着私心而求注定失败。一天,桃源镇正受着野猪王及神秘的夜行女飞贼的袭击破坏,为了对付怪兽与飞贼,拯救镇民,洪亮决定去寻这柄传说中的绝世兵器,途中遇自称知道潜龙刀的藏处,来自桃源仙境的仙鸟,面对潜龙刀藏处中不为人知的无穷危机,洪亮一心只希望尽力取得宝刀回来,打败野猪王救回他的一众朋友……When a town is being attacked by a deadly creature Lang becomes the one to have to deal with it. But, only one thing can stop this menace is the Dragon Blade. Now the one person who knows where the blade is won't tell Lang, and even if he did, untold peril will fall on anyone who dares to find this legendary weapon.