Durarara!! X2 Ketsu

Ikebukuro is engulfed in a spiral of confusion. A group of individuals, each carrying the weight of their own past, gathers at Shinra's apartment, while in the city the Dollars, Yellow Scarves, and Saika contend for power. However, the situation takes a turn that no one could expect when Celty's head is revealed to the public, as this tale approaches its conclusion.