Vol. 4Island Crisis and Forest Training
Jilan survived the Voyager attack and helped defeat the terrorists on I-Island, where a Quirk-enhancing drug left him seriously ill. After returning to Japan and taking Fran to Tottori, he joined Class A's accelerated forest training camp as the students prepared for a test of courage.
- Jilan intervened to rescue Toga and escaped the sperm whale before Homelander rescued the sinking Voyager's passengers.
- Jilan reunited with his classmates on I-Island and learned from Barus about Shadow's secret ties to multiple countries.
- Erina told Jilan that she had created Little Red Riding Hood and named her Fran Grimm with his agreement.
- Jilan helped the students reach the security control room and broke the masked man's control over Iida.
- Jilan rescued Dr. David and Midoriya, then drank the concentrate to help All Might defeat the villain before collapsing from the drug's effects.
- Jilan returned to Japan, discovered his evolved Sheer Heart Attack, and took Fran to Tottori to investigate her secrets.
- Jilan learned about the circus director's Raw Stone and joined Class A's accelerated forest training camp.
- Jilan helped his group cross Beast's Forest using reprogrammed earth monsters and advised Todoroki and Bakugo before the planned test of courage.