The Warriors of Light go down to Rusalka Sewers to find a frog that Sol though to sing like human. The frog then turns out to be Eduardo, a bard. He loves a mermaid and wanted to go to the Underwater Temple. A witch offered him help, but he was turned into a frog. The Warriors try to undo the spell but it doesn't work. Then they decided to find the Bottle of Bubbly Water, an item that can help one to breathe underwater.