Sometimes Chanyeol notices the way Baekhyun has to struggle so hard to stay in his seat, looking like he really wants to get up, so much so that his fingers are pressed tensely into the velvet cushion. He shrugs it off at first, thinking that he’s imagined it all, but today, in particular, Baekhyun’s so stiff that his eyebrows are furrowed, and Chanyeol puts down his brush carefully, breaking the silence to ask Baekhyun if he’s alright.