Sirenetta & the Second Star (2019)

Synopsis

Sirenetta may have left her oceanic home behind, but now this little mermaid is diving back into action! When four lost mermaids fall from the sky, Sirenetta knows it's up to her to find them a new lagoon to call home. This seaworthy squad will have to be careful though; a mysterious Pirate Queen is after the lost girls, and will stop at nothing to ruin their happily ever after.