Kosuda is unexpectedly chosen by Yamada as her first sexual partner, promptin...
B Gata H Kei: Yamada's First Time
Season 1 Episode 10: Kanejouke no ichizoku Serebu na ani no kirakira na himitsu!/Koisuru tochuu? Watashi no Kosuda ni te o dasuna!!
Kanejou's brother makes a move on Yamada, prompting his little sister to set her sights on Kosuda. Yamada must decide whether to remain with her ordinary virgin boyfriend or pursue the charming brother, all while navigating a complicated situation involving siblings.