Takagi and Nishikata from Karakai Jouzu No Takagi-san 4K HD Wallpaper

In a classroom, a boy in a school uniform stands with his hand on his head, looking distressed. A girl in a similar uniform stands beside him. A plus sign, an equals sign, and a pink heart are drawn on the green chalkboard behind them. Desks are arranged in rows in the foreground.