Babylon follows Zen Seizaki, a prosecutor investigating a seemingly simple case of false advertising in the new Shiniki district of Tokyo.
His investigation quickly spirals into something much darker and more complex when he uncovers disturbing evidence linked to a mysterious anesthesiologist.
As Zen delves deeper, he uncovers a tangled web of corruption and deceit connected to the upcoming mayoral election and the very foundation of the Shiniki district itself.
Zen's pursuit of justice forces him to confront morally ambiguous situations and challenge his understanding of truth as he gets closer to a mysterious woman at the center of everything.
The series explores themes of morality, justice, and the blurred lines between right and wrong, as Zen navigates a dangerous landscape where the truth is constantly shifting.