(it's fine)
"Sure" *she dives into the water and resurfaces, swimming back to the shore. There's a pitch black tail instead of legs. It has many fins, all pointy*
"Hear my voice beneath the sea, sleeping now so peacefully. At the bottom of the sea, sleep for all eternity. Sailors live so restlessly, come with me sleep peacefully. Listen to this siren's song, worry not for nothing's wrong"
"Yeah. So are mermaids. I'll show you." *she dives into the water and resurfaces, swimming back to the shore. There's a pitch black tail instead of legs. It has many fins, all pointy*
*she blushes* "T-thanks..." *you see a splash behind her, and she's dragged back into the water. Before she's fully submerged, you can hear her yell, with fear in her voice* "Get off the beach!"