Linden Malegarde has come home to Paris from the United States. It has been years since the whole family was all together. Now the Malegarde family is gathering for Paul, Linden’s father’s 70th birthday. Each member of the Malegarde family is on edge, holding their breath, afraid that one wrong move will shatter their delicate harmony. Their hidden fears and secrets slowly unravel as the City of Light undergoes a stunning natural disaster, and the Seine bursts its banks and floods the city. All members of the family will have to fight to keep their unity against tragic circumstances.