Arc 6The Relic and the Intruders
Chiba Yeyou helped First High win the Nine Schools Competition, dismantled No Head Dragon’s Japan branch, and became involved in efforts to protect the school and Tatsuya Shiba from factions pursuing a Relic. The stretch ended with Chiba and Mari Watanabe confronting Lü Ganghu at the detention center after Isao Sekimoto disclosed his group’s plan.
- Chiba Yeyou helped Tatsuya Shiba defeat Masaki Ichijo, and First High won the Nine Schools Competition after Chiba exposed CAD sabotage and stopped an attack on the venue.
- Chiba Yeyou and Tatsuya Shiba attacked No Head Dragon’s Japan branch, where Tatsuya killed its members after Douglas Huang identified the organization’s leadership and ties.
- Retsu Kudou probed Chiba Yeyou about Tatsuya Shiba and offered Kyoko Fujibayashi’s help, while Chiba continued his research into Quantum Vacuum and its limits.
- Chiba Yeyou warned that First High was being watched and helped strengthen security for Suzune Ichihara’s thesis experiment, where students caught a suspected saboteur.
- Chiba Yeyou investigated a victim linked to a third magic system with Kyoko Fujibayashi, then learned that another faction was pursuing a Relic connected to Tatsuya Shiba.
- Tatsuya Shiba exposed an attempted theft at the Robotics Research Club, while Shuji Chiba confronted Lü Ganghu after he broke into the school.
- Chiba Yeyou and Mayumi Saegusa questioned Isao Sekimoto at the detention center, and Sekimoto disclosed his group’s plan to investigate Tatsuya Shiba’s belongings for a Relic.
- Chiba Yeyou sensed Lü Ganghu in the corridor, and he and Mari Watanabe identified the intruder.