Supernatural, Action, Shounen, Drama, Sci-Fi, Horror, Mature

Global warming has taken a turn for the worse, sealing Earth’s fate to a slow death. Japan has made attempts to combat the crisis by increasing vegetation and plant life and unknowingly creating a new, terrifying era… Akira is an average boy on the way to confess to the girl he likes. On the subway, the power suddenly shuts down, while plant life has taken over the surface. Plant-like monsters are devouring people left and right, forcing society to escape underground. How on earth will Akira and humanity survive this mutated crisis?