A young computer programmer working for an IT startup. Kei’c company is hired to overhaul the computer system of the securities firm where Hanzawa has been seconded. But Kei finds himself slowly drawn into a tale of intrigue and deceit.

Press conference to announce the production of "Naoki Hanzawa" held on July 12 (Sun). Speakers: Masato Sakai, Aya Ueto, Mitsuhiro Oikawa, Ainosuke Kataoka, Mio Imada, Haruka Igawa, Matsuya Onoe, Ennosuke Ichikawa, Kinya Kitaoji, Teruyuki Kagawa.

Special broadcasted just before the first episode.

Returning Hanzawa Naoki's favor. This special was broadcast between episodes 7 and 8.