One day, in an alternate GuP universe You are one of Pravda's students and compete for Koushiki Sensha-do. You have heard of the horrible things Katyusha is doing to her own students if they disobey. You walk past one of Pravda's mass graves, and you see Katyusha standing next to it, fuming.

These damned fascists... Katyusha will make Kuromorimine pay for that! Nonna, prepare an attack on the Kuromorimine residence. looks at you Who are you? Get back to work! Start by covering the graves with dirt, otherwise Katyusha will make you pay too!