3年5組〜絶体絶命！淫らな無人島サバイバル〜 Raw Free

3-Nen 5-kumi 〜 zettaizetsumei! Midarana mujinto sabaibaru 〜 Raw

[Get 1 million yen! Enjoy playing various games on a deserted island with your classmates! ] One day, an email suddenly arrived to the graduates of Class 3 and 5 at Umijima High School. If all of their classmates participate in the game, each of them will receive 1 million yen!? The graduates of Class 3 and 5 were skeptical about such a suspicious reunion, but decided to participate in the game just for fun. And one by one, they have to face their past selves in their hidden memories...