Holly's a 13-year-old singer-songwriter who's got her best friends and close-knit family by her side, but she's dreaming of ways to save the world - even if it's starting in her own backyard.
On the rugged coast of County Clare, Val Ahern's husband is found dead at the foot of a cliff the morning after a family party. The matriarch starts to dig into the family's secrets to find out who might be responsible.