Toaru Majutsu no Index Light Novel Volume 12/Chapter 1

Touma's friends are goofing off and after some misunderstanding in class resulting in them getting beaten by Fukiyose Seiri. Four of the sisters go to heaven canceler for inspection when he discovers that one weighs less than the others. Accelerator and Last Order make preparations to leave the hospital. Touma runs into Mikoto and winds up becoming her slave for the day. Yomikawa and Komoe meet with Accelerator and Last Order, the both of them decided to move in with Yomikawa. Touma parts from Mikoto and runs into Maika and her brother who brings stew over for Index and Touma. Lastly Stiyl has to fill out a report while Laura is bathing.