Fantastic system if you're looking for a heavy anime-inspired table-top setting, where the threat of losing your character is very real.

is there a reason the cover is not included in the pdf?

Ah, the Advanced RB!

This book is almost a must-buy, as it VASTLY adds to the core book's world-fluff, almost doubling the info available.

It also adds new mechanics, allowing PCs to become more powerful - or just more interesting - but at a unique cost…

It also has a number of new adventures, as well as ways to customize one's PC to a much higher degree.