Before Falcon took on the Bloody Monday terrorists, he fought a different terrorist. But to stop Kira, he must team up with the world's greatest detective, L, and his team of investigators.

Yagami Raito spends his school night hacking into the NPA and solving their many cases. But this time, he comes in contact with the mysterious Falcon. Takagi Fujimaru suspects his classmate Raito. Crossover-fic.