Fifth season of .

centers on the honeymoon trip of Fuutarou Uesugi and the Nakano sisters.

Six childhood friends make a vow one day to become treasure hunters, and eventually grow to be the strongest heroes in the world. During his first quest, Krai Andrey realizes he isn’t cut out for the job. Even so, his friends make him their leader. Underpowered in the face of great expectations, Krai embarks on a reluctant hero’s tale of glory, headaches, and wanting to retire early.

With the second Winter Comiket just around the corner, Blessing Software has been vigorously producing its new game, "How to Raise a Boring Girlfriend." Despite Utaha Kasumigaoka and Eriri Spencer Sawamura leaving the circle, Megumi Katou and Tomoya Aki are hopeful that, by sticking to Tomoya's original vision for the game, their upcoming creation will exceed Blessing Software's previous installment. With the addition of new members Iori and Izumi Hashima, development ensues—but not without its share of setbacks. Things rarely go as planned in the dating sim industry, with numerous obstacles forcing Tomoya to decide between helping his friends or completing the game. Saenai Heroine no Sodatekata Fine draws the series to a close as Tomoya selects his final route, both within his personal life and Blessing Software. [Written by MAL Rewrite]