Lou seems like a naïve Hollywood newbie when she starts interning for studio CEO Joyce Holt. Motivated by a dark obsession with Holt, Lou quickly proves herself capable of holding her own.

Lou is on the outs, until her overachieving yields fruitful results. An anticipated power transfer doesn't go as planned. As Lou's star rises, things don't go as well for her co-workers.

Lou gets promoted in the wake of tragedy, and Travis grows suspicious of her. The Fountain Pictures executives exchange barbs, and Joyce's dreams of motherhood hang in the balance.

Facing personal losses, Joyce relies on Lou's care. They escape to Malibu, and Lou incites Joyce's sexual explorations. Back at the office, Lou's schemes make her even more indispensable.

Joyce struggles for control, both personally and professionally. Lou masterminds an unbreakable bond between Joyce and herself. Travis digs into Lou's past, uncovering dark secrets and deeds.

The revelation of her deception and obsession sends Lou into a tailspin. Lou recalls her tragic upbringing, while Joyce distances herself and focuses on her career. Acts of desperation ensue.