Fair Haven sensitively portrays a young gay man's return from conversion therapy and his struggle for acceptance within his conservative family. The film critiques external prejudice and the harm of conversion therapy, while affirming the protagonist's queer identity and his pursuit of authentic love and self-acceptance, resulting in a net positive portrayal.

The film portrays a specific, conservative interpretation of Christianity, embodied by the protagonist's pastor father and the community, as a source of significant emotional repression and conflict for a gay man. The narrative aligns with the protagonist's struggle against this rigid religious stance, highlighting its problematic impact on individual identity and acceptance.