This contains two short stories, one about Bun and a new kid he's found to replace Satoru from Heat; the second is a look at Bun and Daisuke Miyamoto Kano's "Walker" universe timeline: 1) Are You Enemy? 2) Not/Love – Not/Love dj - The Reason Why We Live Together – Not/Love dj - Dog Days – Not/Love dj - Demonic Conversations – Not/Love dj - Brand New Lover 3) Heat (MIYAMOTO Kano) – Under the Skin – Lizards, Angels, and Daemons The ones on ( – ) are doujinshis. They give background or "add into" to some key points in the main story line. So you're not really missing anything even if you don't read it.