In 'Beach Bar,' several tensions arise: Anne initially comes to confront the group but decides against it; Danny feels smothered by Claude and upsets him by doing cocaine; Nick is uncomfortable when Ginny reveals her last relationship was open; Jack and Kate experience awkwardness but eventually make up; and the group faces a hurricane evacuation, leading to a chaotic pedal pub escape.

Anne admits she came to confront the group but changes her mind and is encouraged by Danny to enjoy her solo vacation. She unsuccessfully tries to seduce her surfing instructor and finds catharsis by smashing souvenirs. Later, she plays a heroic role by sheltering the group during the hurricane evacuation.

Nick asks Ginny to officially be his girlfriend, and she happily accepts. Meanwhile, Jack and Kate reconcile after some awkwardness. Additionally, Claude learns that Danny will be away on business for months, adding strain to their open marriage.

Due to a hurricane warning, the group is forced to evacuate and commandeers a pedal pub to travel to Anne's hotel for shelter. This leads to a drunken night of dancing led by Ginny and several apologies to Anne from the group.

The episode reveals Danny and Claude's open marriage and Danny's reckless behavior with cocaine. Ginny leads the group in a drunken dance, showing her influence. Nick's discomfort with open relationships contrasts with Ginny's past. Anne's cathartic solo actions and eventual heroism highlight her complex role. Jack and Kate's relationship experiences tension but ultimately reconciliation.