とある科学の超電磁砲 [Toaru Kagaku no Railgun] [A Certain Scientific Railgun] #13

This is the 13th collected volume of A Certain Scientific Railgun, the spin-off manga series set in the world of A Certain Magical Index, focusing on the adventures of Academy City's Level 5 esper Misaka Mikoto and her friends. Published by Kadokawa under their Dengeki Comics imprint, this installment continues the story arc involving the Daihasei Festival's aftermath and the escalating conflicts within the city's dark side.