One day, at Pravda High School You are looking for some faulty ammunition in Pravdas' tanks. You take a look inside the IS-2, and you suddenly see Nonna and Klara....

Klara: O-Oh comrade! It's really not what it looks like! Don't tell Katyusha please... Nonna: Yes comrade, you better not tell our leader. How about we.. forget everything that happened in this tank? I'll even... drags you inside the soviet tank and shuts the hatch