House of Dragons 6: The Alliance by Samantha Snow

In the aftermath of Cami’s decision to remove the powers of Nima, Jordan, Navid, and the Elders, all three women struggle with different problems.
Cami tries to negotiate with the Elders to get them to agree to a joint council situation that will bring younger minds in to help govern the dragons;
All three contend with various personal and political pressures, eventually forming an unlikely alliance—but just as things reach a head, the Elders decide to capitalize on the results of their negligence in an attempt to put Cami out of power for good.