Galar is a region where Pokemon battles have developed into a cultural sensation. Over the span of seven episodes, Pokemon: Twilight Wings will show in detail the dreams of Galar's residents, the realities they face, the challenges they must overcome and the conflicts they must resolve. In addition to these new stories, fans can expect to see a variety of Pokemon originally discovered in the Galar region appearing in the capsule series.

Many years ago, humans and demons lived in harmony. But that unity ended when demons started attacking humans and plotted a mission to unleash Gyumao—an evil demon imprisoned for thousands of years. Now, Genjo Sanzo, a rogue priest, must team up with three demons—Sha Gojyo, Son Goku, and Cho Hakkai—and embark on a perilous journey to the west to stop these demons from resurrecting Gyumao and restore the balance between humans and demons on Earth.

With the seniors having graduated from high school, the determined swimmers eagerly take on their futures with a dream to fulfill. Now attending Hidaka University in Tokyo, Haruka Nanase unexpectedly runs into Shiina Asahi, an old teammate and friend from his middle school days. Consequently, the troubling memories regarding his middle school swim team resurface, as it was a time when Haruka's views on swimming became negative and led him to quit the team. Haruka later reconnects with his other middle school classmates; all except for Ikuya Kirishima, who still resents Haruka for quitting the team, resulting in its disbandment. Aware of the issues between them, Haruka resolves to improve his friendship with Ikuya. However, he quickly realizes that making amends with an old friend isn't his only obstacle. Facing the reality and challenges of encountering higher calibre swimmers, Haruka must work hard to establish himself if he dreams of competing on an international level. [Written by MAL Rewrite]

Rin Matsuoka’s childhood friend, Sousuke Yamazaki, has recently transferred to Samezuka Academy. Upon their reunion, the two reminisce about their childhood days and reaffirm their wish to swim together. Now with Rin, Sousuke, Captain Mikoshiba’s younger brother Momotarou Mikoshiba, and hard-working Aiichirou Nitori, the Samezuka relay team is formed, and their friendship deepens. However, as tournaments, races, and training go on, the reason for Sousuke’s sudden return begins to trouble him and affect his swimming. Noticing Sousuke’s change, Rin pushes to uncover what is holding him back. [Written by MAL Rewrite]