"Telepathy" is the tenth episode of Durarara!!x2 Ketsu and the sixty-third episode overall of the Durarara!! anime.
Anri opens up to Kadota and the others about Saika; meanwhile, Erika discovers that the Saika Army is after Mikado and Kasane. Atop the Tokyo Hands building, Masaomi Kida at long last has a bittersweet reunion-cum-confrontation with his erstwhile friend Mikado Ryuugamine.
adapted from what manga or LN chapter?
references to previous episodes?
In order of appearance (not including OP)