在后软启示的世界中，人类基本已经灭绝而地球开始重新恢复和焕发生机，自然界的生态系统得以重新平衡。树音未来是初音未来与快速进化的植物融合、适应后被大自然能量唤醒的形态。

In the world of post-software revelation, humanity is basically extinct, the Earth began restoring itself and becoming vibrant once more, the ecosystem in the environment began balancing itself. Tree-sune Miku is Hatsune Miku's assimilation with the fast evolving plants, a form that fitted in with the environment and awaken by its energy.