A man she was once in a relationship with has been killed. A wife keeping a secret from her husband gets involved in a strange case.

Utamaro was an artist who lived in Edo (which was later to become modern-day Tokyo) in the late 18th century. This film, which has a complex and wide-ranging storyline, recreates the world of that time, as it appeared in Utamaro's paintings.

The Maccherone organization is out to get a priceless national treasure. But when they see third-generation cat-burglar Lupin as an obstacle, countless assassins are sent to kill him on sight and kidnap his girl Fujiko! Can Lupin get the loot before the Maccherone gang, rescue Fujiko, and stay alive at the same time?