Grope: Yami no naka no Kotoritachi

An earthquake causes the school campus to collapse living only 4 survivors - 2 childhood friends, Fubuki & Shinichi with Takahaki and a Junior girl. Both Shinichi and Takahaki likes Fubuki, but Fubuki likes only Shinichi. Takahaki made false accusation on Shinichi having interest on the Junior,