This “service” is provided by the “Fox Spirit Matchmakers” who can revive the lost memories of their former lover.
This story follows a young Fox Spirit Matchmaker who tries her best to restore lost memories and spread love.
Even when that human is reborn, the previous memories of his past life is erased from his memory.
When the Spirits lose their lover, they can purchase the “service” of the “Fox Spirit Matchmakers” so that they could attempt to regain their former lover memories and start over a new love story.