After being implicated in a murder, an old school street artist searches for clues in Chicago murals with the help of an unlikely source.

Chicago street artist Alex(Lex) struggles to find artistic work, instead tagging buildings and dealing with unwanted police attention. He somehow lands a job when a local vape shop owner commissions him to paint a mural. When the shop owner steals credit for the piece, then goes missing, Alex and a new acquaintance with her own agenda attempt to solve their connected mysteries.