In this poignant drama, 17-year-old twins Iris and Ariel are torn apart by their mother's sudden absence, forcing them to navigate a world beyond their isolated island home. As they struggle to cope with their loss, the tight bond between the two sisters is put to the test, raising questions about identity, family, and the complexities of sibling relationships. Set against the stark beauty of a rocky island teeming with life, "Octopus Skin" is a powerful exploration of love, loss, and self-discovery.