Ryu looked at the creature in front of him with a serious gaze.Honestly, what he had just experienced was enough to make him cautious.The illusion combined with the call in the form of whispers, made him certain that his opponent's mental strength was very powerful.The mental attack just now had truly caught him off guard.If he had not realized it, he might have already become prey to the creature in front of him."Kehehe!"Siren, a female ghostly creature that inhabited a treasure room.This ghost possessed powerful mental strength and she always invited people to explore further.Every creature that approached her would be eaten after their mental strength was drained.Ryu had almost been eaten by that creature just now.Fortunately, he quickly realized it and now knew that his mental strength was truly weak."I'll kill it directly." Ryu's figure disappeared from where he stood.He left behind a trail of lightning in the air before completely disappearing.Ryu appeared directly