【Underworld Online】 I hate fire, so I want to master water attribute magic ~ If I master "Water Blade" to the absolute limit, before I knew it, I had become the strongest ranked player ~

Underworld. It is a virtual reality space, what is commonly known as a VRMMO. Shizuku Uchida, who loves games, decides to play a VRMMO together with her best friend Tomoe Kanzaki. Shizuku, who dislikes fire, decides to master water attribute magic. While wandering through an unpopular cave, a mermaid speaks to her. And when she listens to the mermaid's song, a quest is completed!? Aqua (Shizuku) receives various items as rewards from the mermaid and masters water attribute magic as the mermaid instructs her. "Perhaps our meeting wasn't a coincidence after all." "Yes, I'm in third place!?" When she mastered Water Blade, the girl had become the strongest.