Kessidi Bleyk i ee luchshiy drug, prizrak Dzheykob, okazalis v Parizhe, gde roditeli Kessidi snimayut ocherednoy vypusk peredachi o samyh tainstvennyh gorodah mira. Kak prekrasno gulyat, est kruassany, lyubovatsya Eyfelevoy bashney... No malo komu izvestno, chto pod mostovymi frantsuzskoy stolitsy raskinulos ogromnoe tsarstvo mertvyh - znamenitye parizhskie katakomby.
Po temnym tunnelyam brodit neupokoennyy duh, ego sily krepnut, i esli Kessidi ne spravitsya s nim, razbushevavshiysya prizrak nachnet ugrozhat tselomu gorodu...
Posle togo, kak Kessidi chut ne utonula, ona nauchilas priotkryvat zavesu, otdelyayuschuyu mir zhivyh ot mira mertvyh.
Ee luchshiy drug - prizrak. V ee zhizni vse i tak uzhe neprosto, no stanet gorazdo slozhnee,
kogda ee roditeli primut uchastie v teleshou o samyh izvestnyh mestah v mire, svyazannyh so sverhestestvennymi yavleniyami.