The fourth season of Tate no Yuusha no Nariagari.

As Naofumi prepares for the Phoenix’s return, assassins from Q’ten Lo target Raphtalia, mistaking her for a throne usurper. To resolve the conflict, Naofumi journeys to Siltvelt, where he is hailed as a demi-human savior, but not all welcome him. In politically volatile Q’ten Lo, Raphtalia becomes a revolutionary symbol. Amid rising chaos, can Naofumi unite his allies and guide them to salvation?

(Source: Crunchyroll News)