Wind: A Breath of Heart

Wind: A Breath of Heart is a visual novel by Japanese game studio Minori. It was first released for the PC on April 19, 2002, and the uncensored version was later ported to the Dreamcast and PlayStation 2 by Alchemist in 2003. An anime adaptation was broadcasted on AT-X for thirteen episodes and four specials and four OVAs, and a manga.

Plot
Makoto Okano and his sister, Hinata along with Minamo Narukaze were childhood friends who live in Kazune City, with Minamo having a big crush on Makoto. After Makoto's father died, the Okano and Narukaze family moved away separately not before Makoto gives Minamo his harmonica, promising to meet agains some day. Ten years later where the story begins,Makoto and Hinata happened to reunite with Minamo after enrolling at their new high school. But upon returning to Kazune, they learn that many people in the city even themselves have unique special powers, while home to a long series of murders and mysterious disappearances. Professor Akihito, Minamo’s father, research into the city’s mysteries in an attempt to understand what caused these powers to develop, begins a chain of events and it is Makoto's role to uncover these mysteries while forging bonds with one of the girls.