Sayonara Isekai, Matakite Ashita: Tabisuru Efude to Backpack 30

Thrown unexpectedly into a desolate and crumbling world on the absolute brink of ruin, Keisuke finds himself completely disoriented and struggling to understand his new reality. Amidst the decay and despair, he encounters Nito, a young half-elf girl whose quiet determination cuts through the gloom. Nito is on a dedicated quest to locate the legendary "Golden Sea," a mysterious destination detailed within the pages of her late mother's journal. Moved by her plight, Keisuke agrees to join her, turning what began as a bewildered isolation into a shared voyage across a fading landscape. Together, the mismatched pair set forth on their travels, navigating the perils of a dying world while crossing paths with a diverse array of individuals. Along the way, they experience countless meaningful encounters and inevitable farewells with the people they meet, slowly forging a profound bond as they journey ever onward toward the horizon.