Torigoe has a distinctive profession where he utilizes his ability to imitate people's voices to motivate and uplift others by employing the voices of cherished individuals from their past, even if those individuals have been deceased for an extended period. On one occasion, following completing a task, he encountered an injured girl in a tree called Uguisu, who subsequently turned out to be his next client. What sets Uguisu apart and causes Torigoe to treat her differently from all of his other clients?