In the Spirit of the Law summary: After a mysterious accident on a scorching summer day, high school student Jaehun wakes up to a startling discovery - his soul is now sharing his body with that of an enigmatic ascetic. Over the next three years, Jaehun adjusts to life with his unexpected companion while undergoing rehabilitation. Just as he begins to settle into this strange new reality, he faces a pivotal moment: choosing his path for college. A conversation with his defense attorney father opens the door to a world he had never considered before.