They realized they could breathe much more easily when they put their faces underwater. However, they still felt strange. It would be great if they could soak themselves in water.
...
In Woodia, Goldia, Soilia, Flamia, Iceana, and many other countries, similar "mermaid incidents" were spotted. Ordinary people discovered in astonishment that people around them were covered with scales while maintaining a human form.
"What the hell is going on? Our ark is filled with monsters! Help! Can somebody help us?"
"We're not monsters! I don't know why this is happening to me! Don't be afraid! We mean you no harm! We've probably caught something. That's all!"
"During this catastrophe, an unknown virus might have come from outer space! Those people must have mutated because of the infection!"
"It doesn't seem to be the case! They're not contagious!"
"No, they are! After his fin scratched me, the cut has been getting itchier! I'm growing scales, too!"