In the harsh, salt-sprayed world of Victorian Grimsby, widower Ambrose Green's lonely existence shatters when he uncovers a half-drowned girl in his fishing boat. Naming her Heather, he nurtures her amidst the unforgiving sea, their bond deepening with each passing tide. As Heather's brilliance shines, Ambrose faces an agonizing dilemma: shield her in their humble life or risk everything for her future. Enter the enigmatic Aunt Ida,...