Ep. 16: Misaka defends clone #10032 as a sister and seeks to thank Kamijou
Aired on July 26, 2013

Misaka defends clone #10032, stating that she acts on their behalf because they are sisters. The following day, the two spend time together in a park, during which #10032 requests a special favor from Misaka. Later, Misaka struggles to find the right way to express her gratitude to Kamijou.
Episodes
- Ep. 12 · Misaka targets the supercomputer Tree Diagram to stop experiments while Kamijo helps clone #10032 with a stray kitten.
- Ep. 13 · Accelerator disrupts Tree Diagram sabotage while Misaka targets a lab and Kamijou searches for her sister.
- Ep. 14 · Kamijou confronts Misaka on a bridge while Shirai worries about her late return.
- Ep. 15 · Kamijou Touma arrives at the experiment site and confronts Accelerator
- Ep. 16 · Misaka defends clone #10032 as a sister and seeks to thank Kamijou
- Ep. 17 · Girls plan a study session and potluck stew party at Saten's apartment before summer ends.
- Ep. 18 · Edasaki prepares for discharge and moves in with Haruue while a new city movement begins.
- Ep. 19 · Febri bonds with Saten while Misaka feels slighted by her cold demeanor.
- Ep. 20 · Yomikawa Investigates Robots While Konori Takes Gang to Bathhouse