Robert B. Parker's Bad Influence (A Sunny Randall Mystery‪)‬

Boston PI Sunny Randall investigates the dark side of social media in this new exciting thriller.

Sunny Randall's newest client, Blake, seems to have it all: he is an Instagram influencer, with all of the perks that the lifestyle entails — a beautiful girlfriend, wealth, and adoring fans. But one of those fans has turned ugly, and Sunny is brought on board to protect Blake and to uncover who is out to kill him. In doing so, she investigates a glamorous world rife with lies, schemes and ties to Boston's mob.

Sunny must learn new tricks - and call in old friends - to stop a killer.