hhh does anyone know where i can read/buy the novel of this

That novel is written in Korean only
The title ia Walk on water

This would be links
1 -
http://m.yes24.com/search/search?query=Walk on water

2-
https://ridibooks.com/v2/Detail?id=111016303

Title is
'Walk on water'

https://ridibooks.com/v2/Detail?id=111016303