Bobby, a young traveler en route from Glasgow to Cardiff, finds her plans disrupted when her flight is diverted to London due to a volcanic ash cloud. Stranded at Heathrow Airport, she encounters Rishi, an enthusiastic stranger who quickly becomes captivated by her. Determined to connect, Rishi follows Bobby to Cambridge, where the two spend a day immersed in the city's charm. As they explore its historic streets and share personal stories, a bond begins to form between them. Although Bobby is initially guarded, still recovering from a recent heartbreak, she gradually opens up to Rishi's genuine warmth and persistence. Despite her cautious demeanor, their shared experiences in Cambridge hint at the possibility of new beginnings.