The biographical film "A Complete Unknown" opens with a young and audacious Bob Dylan performing one of his ballads in front of iconic figures in folk music, Woody Guthrie and Pete Seeger, the latter being on his deathbed. This film captures the essence of Dylan's creative journey during a formative period of 1952 to 1964, where he crafted a mixture of original compositions and adaptations from blues and folk traditions. According to music publisher Artie Mogull, Dylan had an impressive catalog of nearly 250 copyright songs during this time, indicating a prolific phase in his songwriting journey.

Throughout the film, insights from Riccardo Bertoncelli's book on Dylan's songs reveal the artist's intense creative energy, characterized by episodes of "compositional fever". Dylan himself expressed a profound desire to share his experiences and perceptions of the world, which he often depicted as a complex path of social awareness. The imagery and sentiments encapsulated in his works during this era speak volumes about the artist's depth and the sociopolitical landscape he navigated.

As the documentary unfolds, it hints at the treasures of unpublished works still remaining in Dylan's vast repertoire. These insights contribute to a broader understanding of Dylan's impact on music and culture, illustrating not just his rise as a singer-songwriter but also his role in sociopolitical dialogues of his time. The legacy of these formative years continues to influence artists and resonate with audiences globally.