Sherlock Holmes: Case of the Coughing Man. 99 cents. Beware his cough! It's deadly! https://www.amazon.com/dp/B01HE5IG5Y

Sometimes the past never leaves you. Follows you. Hunts you. But sometimes it even crosses from one world to the next.

In a bizarre new adventure Sherlock Holmes faces a killer from his past who has no qualms at murdering anyone who gets in his way. He’s murdered Sherlock’s best friend. Who will be next?

99 cents at Amazon.