Jujutsu Kaisen (tv) Episode 12 Link
Despite Yuji's attempts to reach Junpei's heart and invite him to Jujutsu High, Mahito intervenes. Mahito uses his Idle Transfiguration technique to mutate Junpei’s body into a horrific form to force a fight with Yuji.
In the original series (Season 1), Episode 12 , titled "To You, Someday," centers on the tragic confrontation between Yuji Itadori and Junpei Yoshino . Key Story Events: Jujutsu Kaisen (TV) Episode 12
Overcome by grief and anger, Yuji realizes the true nature of curses. He attacks Mahito with newfound ferocity, discovering that because he shares a body with Sukuna, he can instinctively strike Mahito's soul. Despite Yuji's attempts to reach Junpei's heart and
Desperate to save his friend, Yuji begs Sukuna to heal Junpei. Sukuna and Mahito both mock Yuji, and Sukuna cruelly refuses to help, leading to Junpei’s death in Yuji’s arms. Key Story Events: Overcome by grief and anger,
As the battle intensifies, the grade 1 sorcerer Kento Nanami arrives to support Yuji, setting the stage for a final showdown against Mahito.
Yuji rushes to Satozakura High School to stop Junpei, who has been manipulated by the cursed spirit Mahito into attacking his classmates.