Tonbo!

Igarashi flees to Hinoshima after losing everything. There, he meets Tonbo and discovers the island's mysterious golf theme despite no course.

At the island's golf course, Igarashi sees Tonbo's super shot. They bond over golf and her love for the island. Under the stars, she shares her past.

Tonbo impresses Igarashi with her 3-iron style. He adapts his wedge with her grip and coaches her, reminding him of teaching his son Rintaro and his regrets.

Igarashi adjusts to island life, observing Bunpei and Yoko. Impressed by Tonbo's shots, he encourages tournament play. A squall hits unexpectedly.

Igarashi searches Kagoshima for a golfer like Tonbo. Yoko reveals her niece is a tournament winner. Igarashi arranges her visit, and she arrives sleeping in a truck.

Tonbo and Tsubura hit it off on the island course. Tonbo's free style amazes Tsubura's methodical approach. A competitive spirit grows in Tonbo.

During the typhoon, Tonbo and Tsubura shelter at the center. Tsubura practices and gifts her 5-wood to Tonbo. Igarashi then shows Tonbo a hidden course hole.

Igarashi meets Mr. Kuta in Akureki, who shares his past with Tonbo. The next morning, Tonbo joins Igarashi as Kuta shows them a special one-hole course by a pond.

Mr. Kuta's single-hole course on Akureki Island is scenic and challenging. Igarashi struggles, while Tonbo impresses. Kuta doubts using a 3-iron for putting.

Mr. Kuta says Tonbo’s style won’t work in competition and takes them to a tough green. As Tonbo practices all day, she appreciates Igarashi and Kuta's kindness.

Island kids wrote essays titled "The Last Summer Vacation." Tonbo shared her feelings after Akurekijima. By graduation, she had grown taller with shoulder-length hair.

Tonbo decided to leave the island, deeply affecting the residents. A farewell golf tournament was held on her last day, amid mixed emotions.