One: Kagayaku Kisetsu e
ONE ~輝く季節へ~ ／ ONE ~빛나는 계절로~ ／ ONE ～輝く季節へ～ ／ ONE: Kagayaku Kisetsu e ／ One ／ One ~To the Radiant Season~ ／ One ~輝く季節へ~ ／ One: To a Shining Season ／ わんかがやくきせつへ
Description
Orihara Kouhei returns to his town after a long disappearance to fullfil the promises he made to several girls in his childhood. He suffered from memory loss, and carries a tragic past. An strange ambience surrounds the OVA...It's almost like a dream, like memories from the past trying to come together in one piece but without being able to... (Source: Anime News Network)