4-panel manga style. From top to bottom, panel 1, panel 2, panel 3, panel 4. Each panel is independent.
Panel 1: solo of @image1 speaking the line "いちー". Purple background.
Panel 2: solo of @image2 speaking the line "にーー". Yellow-green background.
Panel 3: solo of @image3 speaking the line "さんーーー". White background.
Panel 4: @image1, @image2, and @image3 side-by-side speaking the line "よん". Rainbow background.