Increase your Charisma score by 2 and your Wisdom score by 1.

At 1st level, you know the friends cantrip.  At 3rd level, you learn the Charm Person spell, which you can cast once with this trait.  At 5th level you learn the Enthrall spell, which you can cast once with this trait.  You regain the ability to cast these spells when you take a long rest.

You can speak, read, and write Common and Primordial

You can communicate simple ideas with beasts that can breathe water. They can understand the meaning of your words, though you have no special ability to understand them in return.