Kanani enjoys working at her family's new shave ice stand to raise money to protect the Hawaiian monk seal. If only she hadn't promised her best friend Celina that she would take surfing lessons with her! When the girls' friendship starts to unravel, Kanani finds herself spending summer days alone. She realizes that her elderly neighbor could use some help and begins spending time with her and other elders in need. As the annual arts and crafts festival approaches and the big surfing competition nears, Kanani searches for a way to renew her friendship with Celina.