In the book, each portrait of a 'Mass' (of which there are 18) is paired with a close-up of a collection slot. The congregation is encouraged to donate what money they can. Power notes: 'These [slots] act as a counterpoint to the beauty and celebratory grandeur of the interiors. There is much debate in Poland about the power and wealth of the church, perhaps most specifically in Krakow, and this was something I wanted to investigate and allude to. But what started out as a tirade against Catholicism soon turned to envy, both for the palpable sense of community and for a belief that I saw, understood, but simply couldn't reach'.