Mycroft and Sherlock: The Empty Birdcage by Kareem Abdul-Jabbar and Anna Waterhouse.  4/5 rating.  Book #18 of 2020. Read March 30, 2020. This was another wonderful installment in this duo’s Holmes novels; I’m hoping they keep writing because I love these books! This time, a family friend (and Mycroft’s secret love interest) from the previous…