Attention!! Actually, Book 1 of Floating Life has 3 extra volumes, namely:
1. Extra: Prequel-Tree Yaokai,
2. Extra: Water Festival, and
3. Extra: Wangchuan.
But Hellowyellow, as the translator, got a special edition entitled Floating Life: A Prequel—Fulong, which contains all 3 extra volumes from the first book of the Floating Life series plus…