3girls, ?, ahoge, ahoge wag, black choker, black shirt, blinking, blonde hair, blue eyes, blush, bow, choker, closed mouth, collarbone, detached ahoge, expressive hair, hair between eyes, hair ornament, heart, heart-shaped pupils, holding another's arm, imagining, jacket, long hair, long sleeves, multiple girls, open mouth, pink jacket, red bow, red eyes, school uniform, shared speech bubble, shirt, siblings, side ponytail, sisters, smile, speech bubble, spoken question mark, symbol-shaped pupils, track jacket, very long hair, white shirt, yuri