Hannah, the headstrong rebel of seven siblings, tries to avoid the preparations for her parent's wedding anniversary, but her charming brand-new lover Victor sort of drags her along, and soon proves an ideal son-in-law, which arouses mixed feelings in her. The sister in law who for years tries to fit in but always felt ignored gets a fit because Victor is immediately invited to chip in and join the anniversary river cruise, so they take over the organization from her. Yet when he confides in her the bunch is miserable at communicating, she claims he can't judge after just one evening and seems suddenly uncertain whether to stay with Victor who proves quite patient and understanding...

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