Interpol Inspector Zenigata begins a world-wide hunt for the infamous thief Arsène Lupin III, who, with his cavalcade of collaborators infiltrate a highly secured fortress-like safe named the 'Ark of Navarone' to claim the "Crimson Heart of Cleopatra".

Shinjiro, who runs a humble detective agency using a coffee shop in a certain town as his office, gets into trouble at a dark gambling den and is forced to take on a troublesome job by Kyoichi, an executive of the Kasahara clan, a yakuza gang he knows well. The task is to investigate an arson case that is suspected to involve the Chinese mafia Barretto, with whom the Kasahara-gumi has a rival gang. In addition, Shinjiro is asked by Michiko, whose Filipino parents were deported in the past, to search for her best friend, a Kurdish woman who mysteriously disappeared. However, as he pursues the two cases, he finds himself caught up in a war between two huge underworld organizations.

Tatsuhiko relocates from Shinjuku to Yokohama, where he comes into conflict with Masaki Taki, CEO of the local scout company.

A month after Genji Takiya graduates, a new battle for supremacy at Suzuran All-Boys High School begins. Transfer student Kaburagi Kazeo combats Kagami Ryohei for the coveted top spot, amidst a brewing inter-school conflict with Kurosaki Industrial High.

The students of Suzuran High compete for the King of School title. An ex-graduate yakuza is sent to kill the son of a criminal group, but he can't make himself do it as he reminds him of his youth.

Genji and his victorious G.P.S. alliance find themselves facing down a new challenge by the students of Hosen Academy, feared by everyone as 'The Army of Killers.' The two schools, in fact, have a history of bad blood between them. And the simmering embers of hatred are about to flare up again, burning away any last remnants of the truce they had so rigorously observed until now.

TAJOMARU is the famous 'bandit' of the forest from RASHOMON. Whoever kills Tajomaru inherits his name, status and sword. A royal brother leaves his kingdom to protect the princess he loves, only to find a series of harrowing adventures along the way which lead him back to where he came from, and then disinheriting his past to become the bandit TAJOMARU.