Psychologist and Kelvin's deceased wife, manifested by Solaris as a physical replica.
Kelvin's enduring love for his deceased wife, now returned as a Solaris manifestation.
The plot states Hari is Kelvin's wife who died ten years earlier, and they embrace and sleep together after her return.
Hari is among the strange phenomena Gibarian warned Kelvin about, though the two never meet.
Gibarian's video warned Kelvin about strange visitors aboard the station; Hari is one such visitor manifested by Solaris.
Explore the full interactive character relationship map of Solaris
Related entry on Wikidata (Q113799367), public domain (CC0).