Sierra and Julia are best friends. They are also great neighbors and classmates.

They are happy, bubbly girls who look like each other.

They love art and music; they dream of becoming a famous artist or singer.

But one day, something happens and Julia changes forever.

She stops smiling often and rarely speaks to people.

She starts to go everywhere with a blue balloon.

Even strangers begin to call her the girl with a blue balloon.

Do you want to know what changes Julia?

Do you want to discover the secret of the blue balloon?

Jump into the world of Julia and Sierra now!

Get ready for a wonderful adventure!