Aloha.Needing information to help search for the culprit behind the mental shutdowns, the gang ask Makoto to extract data from Sae's laptop. The next day, everyone goes on a school trip to Hawaii, where Ren comes to the aid of shogi player Hifumi Togo. Meanwhile, Shujin High School's principal, Kobayakawa, is killed after suffering a mental shutdown and walking in front of traffic. Sae's investigation data leads the gang towards Kunikazu Okumura, whose company allegedly stood to profit from those who died from mental shutdowns...