Katherine Arden
1) Dark waters
Author
Language
English
Description
Friends Ollie, Coco, and Brian discover their nemesis, the Smiling Man, is back when the group goes sailing on Lake Champlain with their parents and Brian's former best friend Phil, and their boat becomes shipwrecked on a mist-covered island. Hunted by snakelike creatures, the group will have to find a way around the Smiling Man's tricks to escape the island alive.
2) Empty smiles
Author
Language
English
Description
"When the carnival arrives in town Coco, Brian, and Phil must work together to save Ollie from the smiling man"--