Wind: A Breath of Heart is an visual novel by Japanese game studio Minori. It was first released for the PC on April 19 2002 with adult content. It was later ported to the Sega Dreamcast and PlayStation 2 by Alchemist in 2003 with the adult content removed. It features voiced dialog for all characters except for the protagonist. It has been adapted into an anime series with thirteen episodes and four special ones (9.5, 10.4, 10.8 and 12.5), four OVAs, and a manga. An English-language fan translation of the visual novel exists.

Plot: Makoto was born in Kazune city, but was forced to move away with his sister Hinata and Minamo’s family after his father’s death. As children, the three children played together. When his family moves for the second time, he entrusted to Minamo a harmonica. The two pinky-swore to meet again and marry some day.
The game begins four years later. Makoto and Hinata are returning to Kazume via train and enroll at High School where he is reunited with Minamo. He learns that many people of the city have special powers which only they can do. For example, Hinata can jump higher than most 2-story buildings, Minamo can control the wind, Nozomi can create shockwaves with edged weapons, and Wakaba can cure wounds and slow down diseases. The town is also home to a long series of murders and mysterious disappearances.
When Minamo’s father Professor Akihito tries to research the city’s mysteries to understand what caused these powers to develop, a chain of events begin and in the game it is the player’s goal to help Makoto uncover these mysteries while forging bonds with one of the five girls.
(source: Wikipedia)