Middle-schoolers Nico, Tyler, Ella, and Opal discover a hidden island in a forbidden cove that appears uninhabited, but something ancient has awakened knowing their wishes, dreams, and darkest secrets.

Middle-schoolers Nico, Opal, Tyler, and Emma face a more dangerous threat and must uncover the whirlpool's origins, as well as those of that freaky "Thing in a Jar," while fending off paranormal investigators.