Megan and the Mayoress by Ceri Carpenter

Megan finds a lost cat in answer to an advert. The owner of the cat turns out to be the mayoress and she is very grateful.
Megan’s parents encourage the friendship and Megan enjoys the new world of politics that she is introduced to, but her Spirit Guide, Wacinhinsha urges caution.

This book is part of 'The Megan Series', but can be read alone.
It is primarily written for teenagers, young and new adults.