Maybe the hurricane is what really sets the story in motion. Not leaving the house is the "Norm" it is the hurricane which causes the action. (Survival)
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"With a hurricane bearing down, a divorcing couple each stubbornly refuse to leave their beachfront home for fear of losing it in the settlement"
-or-
"With a hurricane bearing down, a divorcing couple each stubbornly refuse to leave their beachfront home for fear of losing it in the settlement, playing a?deadly game of chicken"
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"War of the roses" meets "Titanic" lol