The poem follows the narrator, Will, as he wanders the Malvern Hills and experiences a series of complex allegorical visions regarding the nature of Christian life and social justice. Will seeks to understand the path to salvation and the proper conduct of a righteous life, encountering personified abstractions such as Holy Church, Lady Meed, and Piers the Plowman. The narrative operates through a dream-vision framework, utilizing alliterative verse to explore the moral and spiritual tensions within 14th-century English society. The protagonist faces the logical constraints of a world defined by theological debate, social hierarchy, and the struggle between corruption and divine truth.

Readers and scholars frequently highlight the poem's dense, multifaceted structure as both a challenge and a reward for the patient reader. Discussion often centers on the shifting identity of the titular character and the evolving nature of the narrator's spiritual quest throughout the various visions. Critics emphasize the work's importance as a primary source for understanding the social anxieties and religious fervor of the late Middle Ages. The balance between the poem's biting social satire and its deeply earnest theological aspirations remains a frequent subject of academic analysis. Readers often note that the text requires careful attention to its historical context to fully grasp the nuances of its moral arguments.