A study of women in the modern world, a regeneration of what it means to "be a woman", what it means to be the source of life, what it means to be this magical element that generates other beings and changes mood according to the position of the moon.

Filmmaker Catarina Vasconcelos sifts through the memories of her ancestors. Her naval officer grandfather, Henrique, who married her grandmother, Beatriz, on her 21st birthday, spent extended periods at sea, leaving her with six children. This is the beginning of a generational saga.