The story centres on two married couples, Mihara Asuka and Kousuke, and Suzukawa Akana and Reiji, who have been close friends since their student days. On a trip together, the couples visit an onsen spa, where they decide to swap partners…
Date: February 18, 2026
![Natsuzuma Episode 1 [Sub-ENG]](https://avdbapi.com/upload/vod/20260207-1/ca57a92e6d7b0fe2cac6d71be620e5aa.jpg)
