This is the third arc of Durarara!!
Previous Arc: Saika Arc
"Don't bring me back."
Shaken by the slasher attack on his friend Anri, Masaomi fights an internal battle between returning as the leader of the Yellow Scarves, or continuing to walk beside his friends.
Elsewhere, Izaya admires the progression of his plans, intent of fully utilizing the Raira trio; whether they're willing or not.