Rachel loves being at the centre of her large family. She has devoted herself fiercely to bringing up her three sons, but at their childhood home on the wide, bird-haunted coast of Suffolk, Rachel finds that her control begins to slip away. Other women - her daughters-in-law - are usurping her position. They have become more important to her boys than she is. 

A crisis brings these subtle rifts to the surface. Can there be a way forward, if they are to survive as a family?