One drop. A gust of wind. A thunder. And suddenly, Haruki's life was turned upside down. Sailing was all that mattered to him until the day his father drowned during a storm. He's been afraid of water ever since and accepted the fact that he'd never sail again. Until the day he met Kaito. But unfortunately it turns out that this man doesn't only trigger strong feelings in Haruki, but also in his brother.