The Pact novel might be centered around a solemn agreement or a deal made between characters. It could explore the consequences of this pact, whether it's positive or negative. For example, if it's a pact between two lovers, it could show how they struggle to keep their promises in the face of various challenges. It might also deal with themes like loyalty, betrayal, and the power of commitment.
Since I don't know the exact 'The Pact' novel you're referring to, it could cover a wide range of topics. It could be a historical novel where a pact is made between different factions during a war. Or it could be a contemporary story about a pact among colleagues in a cut - throat business world. Maybe it's a pact to keep a secret that has the potential to destroy lives if revealed. There are so many possibilities.
I'm not sure specifically as there could be many novels named 'The Pact'. It could be about a pact between friends, a pact with some kind of supernatural force, or a pact in a family context.