The quote reflects the speaker's frustration with their situation, feeling as if they are suffering for their earthly transgressions while engaged in the narrative of an A. S. Byatt novel. This suggests a sense of entrapment in a literary world that might be overwhelming or difficult to navigate.
The mention of "wanton acts of poetry" implies that there might be an abundance of creative or excessive expressions in this context. The speaker's sentiments convey a struggle between the allure of poetic expression and the perceived punishment of being absorbed in a complex narrative, highlighting the tension between creativity and personal suffering.