Re:ZERO -Starting Life in Another World- (2016)

S1E14 The Sickness Called Despair

Subaru is consumed by regret after being turned away by Emilia, the one he cherishes most. Struggling to understand his missteps, he learns of a troubling presence emerging in Roswaal's territory, where Emilia and her companions are located. Driven by a determination to rescue them, Subaru disregards the concerns of Rem and Crusch, believing he can still make a difference. Undeterred, he resolves to return to Emilia, hopeful that he can protect her from the impending danger.