we're already 18

Two female anime characters with brown hair stand side-by-side, covering their chests with their hands, against a pink, bubble-filled background, while a male character with dark hair stands behind them, partially obscured. The scene cuts to a group of three male anime characters in white shirts, their faces showing shock and surprise as a large, round object, possibly a helmet, is held up in front of them, partially obscuring the view. The scene then cuts to a female anime character with short black hair and glasses, wearing a school uniform, who is smiling and holding her hands out in front