Your English is perfectly fine and I wouldn't have realised it wasn't your home language ๐
There are 12 planned chapters in total and an epilogue (conclusion). Dena is currently being written so expect to see them in Chapter 8 ๐
These are questions that have been answered on my Tumblr, so if you've not already checked it out, you can by clicking here. I've posted a ton of spoilers already so you can find a lot more information on the characters, plot and overall game there ๐