Synopsis
Yuki Sanada has never quite belonged. Plagued by social awkwardness and anxiety, he moves from place to place with his grandmother, always struggling to fit in. When they settle into the peaceful coastal town of Enoshima, Yuki hopes for a new beginning. But his plans are thrown into chaos by the arrival of another transfer student, Haru. This eccentric boy immediately causes a stir, loudly proclaiming himself an alien and declaring Yuki his friend. Pairing the reluctant Yuki with their classmate and skilled fisherman Natsuki Usami, Haru assigns them both the absurd task of saving the world from a mysterious oceanic threat. Mischief and mayhem follow as the three set off on a whimsical journey filled with laughter, emotion, and self-discovery.