As the graduation ceremony at Katagiri High School comes to an end, Kyouko Hori, her boyfriend Izumi Miyamura, and their friends begin to look back on their time as students. The moments they shared together may be fleeting, but each one is a colorful piece of their precious memories. [Written by MAL Rewrite]

Horimiya: Piece adapts stories from the manga that were not included in the main anime series.