It was like Joon Jae had been a blank colouring book and Takuya had come in splashing colour - vibrant, pulsing colour - on to every page, crossing all the lines, but filling every white page up. And now Joon Jae knew what that was like, he couldn’t turn back and pretend like he didn’t know how it felt when someone filled your heart until it was so full it felt like it was squeezing past the slats of your ribcage.