Erwin said in surprise, "So, the legacy left by the Four Founders is the ownership of Hogwarts?"
Ravenclaw replied, "That's only one of them! And it's the most valuable one. Believe me, Hogwarts is far more valuable than you can imagine. Hogwarts is a castle, but at the same time, it is also a weapon, or rather, a fortress! You can slowly study the specifics later when you have the chance."
Erwin nodded. "Then, Your Grace, do you know what Slytherin's legacy is?"
Chapter 170