Agashi is 50 years old.  Agito's father.  Long ago he became an Enhanced Being with Yolda and Hajan.  They worked to clear the forest and build neutral city.  As a result he became a plant himself.  But he has no regrets and strives to guide Agito down the righteous pass.   (Source: Funimation)

Long ago, the Forest was awakened and the Moon unleashed a ravenous Beast upon the Earth. Centuries later, as humanity struggle to coexist with the Forest, Agito revives slumbering Toola, who calls forth ancient technology to reshape the future from the ashes of the past. With the blessing of the Forest, Agito must save Toola from herself in order to rescue them all. <br><br>

(Source: Crunchyroll) 