Powers & Abilities Would Destroying the Book Sever the Connection to Imu?

[Dettles]

If Someone destroys the Book that Gunko/Imu summoned would have Sever the connection between Imu and whoever they are giving their "Power" to?

 

[Yoho]

🤔 possible, there has to be someway to reverse the reversi outside of conqueroring Haking your way out of it