Burn Up Excess - The Case of the Black Diamonds (Vol. 4) [DVD]Amazon. com This nutty police adventure cum fan service fest comes to a big finale in three linked episodes that sort of explain what's been going on. The Tokyo Police Warrior Team discover they've been used as pawns in a sinister plot that involves a former prime minister, Masato (Warrior chief Maki's ex lover), the murderous Miss Ruby, and a horde of battle robots ("the ultimate fighting machines"). It's difficult to take the threats too seriously,