The narrative unfolds as a surreal dream experienced by Poliphilus, who finds himself lost in a dark, terrifying forest after being tormented by unrequited love for the elusive Polia. Escaping this thicket, he enters a vast, sunlit plain containing monumental ancient structures, including an enormous pyramid topped by an obelisk covered in hieroglyphs, as well as colossal brass statues and intricate subterranean vaults. These architectural marvels are meticulously detailed, reflecting the profound Renaissance fascination with antiquity, geometry, and hidden symbolic meanings. Throughout his wanderings, Poliphilus encounters allegorical figures and divine maidens, notably five nymphs representing his senses who guide him through sacred baths and magnificent courtly ceremonies presided over by Queen Eleutherillida.
The narrative explores grand philosophical and emotional trials, culminating in allegorical choices represented by three mysterious gates leading to distinct human destinies. Guided by Logistica and Thelemia, Poliphilus navigates the complexities of desire, learning the painful and transformative mechanics of true devotion. He eventually meets a radiant, celestial nymph who mirrors the profound grace and beauty of his lost Polia, bridging the gap between worldly illusions and spiritual awakening. The text weaves classical myth, architectural theory, and intense amorous passion into a singular, monumental visionary landscape.