With the success of providing a collection of genuine instants in Concrete Stories I (2018), Romain has found an oasis within the city - the rooftop area. It remains a secret paradise for HongKongers, more than just a secret garden for people to enjoy the breeze and view in Hong Kong. It is always a vital escape for them in enjoying the special moments with their friends and family, such as the rooftop bars, rooftop restaurants, green roof. Aside from those colorful lives, when it comes to a closer look at this densest city, rooftop living can be found everywhere. This book can reveal the other secretive side of the rooftop’s life of Hong Kong’s inhabitants and can display the people’s agility, flexibility, and resilience. "Whatever is alive, the small moments of joy and grace that can happen in their lives. It could be a totally random moment, like someone fixing his antenna, thats a very daily action, but he does it at a certain place with the right sunset or sunrise light on him. That makes him look much more dignified and that’s what I’m looking for; chasing the spectacular in daily things.”