Summary of Jujutsu Kaisen (JJK) Chapter 68
The traitor within Jujutsu High is exposed—Kokichi Muta (Mechamaru) has been leaking information to the enemy in exchange for a healed body. His internal conflict is revealed, showing he only wanted to walk among friends in his real form. In exchange for Mahito’s help restoring his body, he provided intelligence, but he secretly plans to betray the curse users. This chapter is a masterful character study that blends betrayal, guilt, and sacrifice, setting up an emotional payoff.