To Revive in the Tender Island.

Riku and his young son Issei share an unbreakable bond. One day, they set foot on the distant island of Haruta, nestled in the Okinawa archipelago. There, Issei begins attending the local school, opening himself to new friendships and discoveries. For father and son, a new chapter unfolds — a chance to embrace a serene, unhurried life together.