At first, I thought I stumbled upon an app treasure. It was working well in the first few chapters, afterwards it became impossible to complete the book. It kept saying that my network is unstable yet I've been using this same network for days on it and other games which works just fine with no network issues. I think it's your way of extorting unimaginable amount of data from people. It will greedily consume your data and still tells that your network is 'unstable'