A Mermaid's Tail

Amelia and Isabella has been friend since they were little. But a camping trip to Aqua Island when they were 12 changed their lives. Now Amelia and Isabella are mermaids and they are told that they are part of a centuries years old mermaid prophecy. They have kept being mermaids a secret for 5 years, they're 17 now and keeping being mermaids a secret is becoming harder.
Amelia cant seem to juggle being a mermaid, school, club actives and taking care of her siblings. And to make things worse the school's most popular boy, who almost found her secret is showing interest in her.
Isabella is also finding being a mermaid hard but it is harder when she got the school's bad boy attention. And now the bad boy out to find out what she is hiding.
With two determined boys trying to find their secret and an old mermaid prophecy. Can the girls handle being mermaids? Or is it too much for them?