Originally released as a bonus item for Frontwing's game "Hatsuru Koto Naki Mirai Yori" (From The Future Undying), this is The Labyrinth of Grisaia's second, and the trilogy's final, side story. Much like the previous side story, The Afterglow of Grisaia, Melody is a visual novel with an engrossing story at its core. This episode takes place just after Kusakabe …

This game was released with the third DVD and Blu-ray Disc volume for the Grisaia no Rakuen anime. It contains a short funny story happened somewhere during common route of Grisaia no Kajitsu.

While Rena and Maki recover from their injuries, the other SORD members jet off overseas for a school trip. Within moments of their arrival, though, the Mihama gang are pulled into a manhunt for a SORD deserter, assisted by students Sylvia and Velvet of St. Aile's International School. Tohka's the star of the show this time round, but she's wrestling …

5:30 AM - U__ Harbor, K__ Prefecture. A VIP arriving from abroad mysteriously disappears in transit. The SORD team at Mihama Academy (Rena, Tohka, Chris, and Murasaki) are presented with a new mission: finding and recovering him. Whenever they appear to be closing in on this missing "package", though, it somehow slips through their fingers. Accompanying them on their mission …

This new incarnation of Mihama Academy is home to a diverse group of students, who every day work to polish their unusual skills - sometimes on the job. There's a gunslinger called Rena (nickname: "The Rabid Dog"), a sniper named Tohka, a demolitions expert called Chris, a spy named Murasaki, and finally, Haruto, their handler. Together they make up an …