After a meteorite crashes in the jungle and Taylor accidentally touches it, her shadow breaks free and leads them to the Institute's secret South Section. When Taylor, Nori, and Ellis meet trouble inside, Lila and Meesha must save the day!

When Taylor discovers a bottle containing Uncle Charlie's old mobile phone, with a mysterious text message, the gang are lead to a deserted island with a threatening fog and a piratical past connected to Meesha's family.