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Maya, the young communications director for a New York senatorial campaign, receives a wedding invitation from her college schoolmate now living in London. She leaves her professional and personal life behind, in favor of traveling to England and reconnecting with old friends and ends up in the midst of their personal crises. Relationships are forged and broken, political scandals exposed, London social life lampooned, love affairs ignited and doused, and of course, there are four weddings…and a funeral.
Coming off a devastating heartbreak, Maya travels to London for her best friend Ainsley's wedding. While in town, Maya reconnects with her old college friends, Craig and Duffy, and finds herself thrust into their personal crises.
Maya and Ainsley struggle to get over their respective breakups. After moving back home with his dad, Kash runs into an old friend he lost touch with. Zara makes a startling discovery that threatens her and Craig's future.
After Ainsley's mother cuts her off, Ainsley struggles to save her business. Maya attempts to find a job, but realizes it may be harder to escape her past than she anticipated. Duffy and Tabby's new relationship hits a bump in the road. Kash's acting ambitions are derailed by a family emergency.
An impending funeral stirs up old feelings for Maya. Haroon pressures Kash to consider an arranged marriage. Gemma makes a difficult parenting decision. Duffy and Tabby take a big step in their relationship.
Craig becomes obsessed with Zara's reality show. Duffy tries not to screw things up with Maya. Ainsley meets an exciting new client who could help save her business... as well as the client's horrible ex-husband, Bryce.
Ainsley doubles down on her fight with Craig; Duffy stumbles on a secret love letter that gives him hope; Kash considers taking the next step with Fatima.
Maya feels guilty that her work is forcing her to interact with Ainsley's ex; Andrew and Tony 2 realize that they have an unexpected connection; Bryce tries to take his professional relationship with Ainsley to the next level.
Maya and Kash get to know each other behind Ainsley's back. Tony 2 realizes he and Andrew come from very different worlds. Ainsley and Craig play matchmaker, as do Gemma and Duffy.
Maya struggles to tell Ainsley about Kash. Fearing their relationship may be getting too friendly, Gemma fires Duffy. Zara finds a way for Craig to reconnect with his daughter. Andrew has a surprising change of heart.
A year after Maya and Ainsley's blowup, the fractured friend group hopes that a wedding may be the perfect occasion for a reunion.
