Yū Natsume is a quiet, plant-loving high school student who prefers the tranquility of the gardening club over the noise of social life. He’s been best friends with Himari Inuzuka for years, their bond so strong that romance never seemed like a possibility—until his first love unexpectedly returns, stirring up emotions he thought he had buried. As he wrestles with unresolved feelings from the past, he begins to notice that his friendship with Himari isn’t as simple as he once believed.