A centuries-old gargoyle steps off her cathedral spire, discovers phones, and messages a stone restorer on a dating app — cracks and all. The artifact she has guarded since the Great War is missing, and its absence is unravelling both worlds. Twenty chapters of moonlit flights over the city, vanished vine nymphs, an earthquake that wrecks the studio, and a thief whose motive turns out to be grief rather than malice.