Ride Your Wave

Hinako has a passion for surfing but Minato, on the other hand, isn't the greatest. When they meet, her asks her on a date and they soon fall in love. They do everything together, including surf and sing. When Minato goes surfing alone during a storm, he drowns and Hinako is absolutely distraught. She starts singing their song and realizes that if she sings it, she can summon him through the water.