A fun & tricky ambush weapon for Black against 1.e4?
In this book, the authors cover the exciting 1.e4 g6 2.d4 Nf6!? which players like Magnus Carlsen, Ian Nepomniachtchi, Richard Rapport, and other strong players have used with powerful effect to drag White players out of their comfort zones into Black's domain.
The authors are pulling games from many resources, including their own experiments with the opening to illustrate how it is possible to beat titled players right out of the opening by shocking White's system and beliefs.