Marine Blue Confession: Marin Hayama's Great Love and Sea Operation

Hayama Marin has never felt at home anywhere—except the sea. Shy, awkward, and more comfortable with coral than classmates, Marin spends her lunch breaks escaping to Aonada Coast, the one place where her voice doesn't shake and her thoughts don't tangle. There, among the tide pools and sun-bleached sand, she can finally breathe. But one ordinary afternoon, she finds a boy collapsed on the beach—quiet, pale, and strangely knowledgeable about the ocean she loves so dearly. A single glance at her