Kokage no Yokubou

"My best friend... at least until that day he was. But now..."

Born to a wealthy family, Kanae was sent to the countryside because he was in frail health and a burden on his family. He was saved from being alone by the bright and healthy gardener's son, Mizuki. But their happy days of youth end when an "accident" occurs, leaving a large scar on Mizuki's back. No longer childhood friends anymore, their past is hidden in the shadow of the trees, and their desire gradually makes itself known...

(Source: Renta!)