After the town's annual Lobsterfest is cancelled by a storm, Bob defiantly opens his doors for a festive celebration. When he wakes the next morning, Bob finds the restaurant in disarray and that the town has spurned him, but Bob won't let that deter him from further involvement in the celebratory weekend.

Francine gets a job at Stan’s office, which cramps Stan’s style and his ability to flirt with co-workers. When Francine retaliates with a little flirting of her own, war breaks out at work.

Bonnie and Lois take a little trip to Paris, but Bonnie crosses the line in the City of Love. Meanwhile, Peter home schools Chris and Meg using some unorthodox teaching methods.

Incensed over news of Daenerys’ alliance with the Dothrakis, Robert orders a preemptive strike on the Targaryens that drives a wedge in his relationship with Ned. A captive Tyrion helps Catelyn, but receives a cold reception at the Eyrie from her sister, Jon Arryn’s widow Lysa. Sansa is charmed by the dashing Ser Loras Tyrell, a.k.a. the Knight of Flowers. Arya overhears a plot against her father.

When the Simpsons discover a collection of keys to every door in Springfield, Lisa stumbles upon an eerie hidden classroom beneath Springfield Elementary School. When she shares her discovery with Principal Skinner, the secret room mysteriously disappears and he takes the only key away. A determined Lisa uses her detective skills to lead her back to the room to solve an old school mystery.