On the last day of summer break, Kokona Aoba plans to finally share a long‑anticipated afternoon with her mother, yet work forces the cancellation of those hopes. Choosing instead to step outside, she walks along a trail—every bend of which evokes warm recollections and the scent of pine.
Midway through autumn, Hinata Kuraue and Aoi Yukimura flip through a childhood photo album. While exploring Aoi"s bedroom, Hinata discovers an odd acorn kept as a memento, though she cannot recall why. The find stirs dormant memories, pulling her back to a forgotten episode of her youth, and she smiles at the echo of that day.
From moments with family to old promises, Yama no Susume: Omoide Present follows the three girls as they honor past memories while creating fresh ones to hold, weaving new stories into their shared future for a brighter tomorrow and lasting joy.