Ch. 1They're twins
Kenjaku, inhabiting Kaori Itadori, learned at a prenatal checkup that she was carrying twins, though he had intended to give birth to a vessel for Ryomen Sukuna. He left with Jin Itadori and planned to return to his laboratory to discover where the second child had come from.
- A doctor told Kaori Itadori and Jin Itadori that both twins were healthy.
- Kenjaku realized the second child was impossible, since he had intended to create only a vessel for Ryomen Sukuna.
- Jin Itadori expressed concern about the difficult delivery and celebrated that their family would soon have two children.
- Kenjaku declined Jin's offer to celebrate and said he wanted to go home and rest.
- Kenjaku planned to investigate the unexpected second child in his laboratory.