Paloma never had a chance to spend much time with her now-deceased father, so she is traveling to Mexico City, hoping the trip will strengthen her memories. There, she and her new friends, Lizzie and Gael, set out to find a valuable ring that once belonged to Frida Kahlo, her father's favorite artist, so that they can return it. But as she learns more about her new friends, she wonders if they can be trusted.