sonetto (reverse:1999), vertin (reverse:1999), reverse:1999, 2girls, ascot, blue theme, blush, checkered hairband, chinese text, closed mouth, coat, dot mouth, haibao tangyuan, hair bun, hairband, hand on another's head, head on another's shoulder, hug, long hair, monochrome, multiple girls, profile, short hair, single side bun, sketch, speech bubble, sweat, upper body, watermark, weibo watermark, yuri