Halston considers a fateful business deal and meets a charismatic escort while struggling with old insecurities ahead of a historic fashion show.

Creating a new perfume turns into a fraught and emotional venture for Halston, whose love life grows increasingly entangled with his expanding empire.

Halston's nights of excess at Studio 54 and days fueled by cocaine take a toll as he suffers ruptured friendships, stiff competition and a sudden loss.

With his career in a nosedive and his personal life a mess, Halston receives an artistic lifeline from an old friend before embarking on a last journey.