Aversion to One's Own Kind Frieren rescues Sein, a local priest, from a swamp, and Sein returns the favor by curing Stark after he is bit by a venomous snake. Sein's brother reveals that Sein has a natural talent for healing spells, and asks Frieren to push Sein into becoming an adventurer, a dream that he had held as a child but eventually lost his passion for, culminating in him turning down an invitation from his best friend ten years ago. Frieren gains an interest in Sein because his apathy reminds her of the apathy she felt before Himmel recruited her...