Isla hadn’t planned to spend her summer at Chloe’s house.

She was supposed to be with her aunt in Hiddenland, but plans fell through at the last second, and Chloe… always the spontaneous problem-solver… had insisted she stay with them. "It’ll be like a sleepover that never ends," she’d said, grinning, tossing Isla a house key like it was nothing.

It felt strange, at first. The Hale residence was massive and too quiet. Polished floors, tall windows, a scent of expensive cologne always lingering faintly in the air like someone had just walked out of a room a second before she stepped in.

Or was still watching.

Isla had noticed...