Ep 1. Belles de Jour

Serena van der Woodsen has returned from her summer trip to Europe, but things are not as she left them in "Belles de Jour," Gossip Girl season 4, episode 1. Blair Waldorf is still reeling from her breakup with Chuck Bass and has been engaging in a wild and carefree lifestyle. Meanwhile, Dan Humphrey is working as an intern for a famous author and attempting to distance himself from his wealthy world he has grown up in. Nate Archibald is trying to navigate his relationship with his new girlfriend while trying to keep his father's business afloat.

Serena's return causes a stir among her friends, particularly Blair, who is jealous of her carefree lifestyle. Blair is also struggling to keep her internship while trying to keep her mind off of Chuck. She is even willing to sabotage her own work in order to try to get her ex-boyfriend's attention. The scene is set for a dramatic intertwining of storylines as the season begins to unfold.

Dan is living the life of a struggling artist, working an unpaid internship and living in less-than-ideal conditions. He is determined to make a name for himself in the literary world, but he struggles with the question of how much of himself he is willing to compromise in order to achieve success. He also reconnects with Vanessa Abrams, his on-and-off again girlfriend, who is there to support him through his journey.

Blair is faced with her own struggles and insecurities as she seeks to make a name for herself in the fashion industry. She takes on a new challenge when she is offered the opportunity to intern with a world-famous designer. However, she soon discovers that her boss is not all he appears to be and must navigate her way through the cut-throat world of high fashion.

Nate is grappling with his own problems as he tries to keep his father's business afloat. He is taking on more and more responsibility, which puts a strain on his relationship with his new girlfriend, Juliet Sharp. Juliet is a mysterious character who seems to know more than she lets on about the Upper East Side's elite. However, Nate is determined to make their relationship work and will do whatever it takes to make sure his father's business stays afloat.

The episode is packed with drama and intrigue as each character navigates their own unique set of challenges. There are plenty of twists and turns, and it seems like no one can be trusted in the cut-throat world of the Upper East Side. "Belles de Jour" sets the stage for a thrilling season full of high fashion, high-stakes drama, and plenty of juicy scandals. Fans of the show won't be disappointed as the series continues to deliver the kind of drama that keeps viewers coming back for more.