Helfort's War Book 2: The Battle of the Hammer Worlds

He thought Hell was the worst they could throw at him.
He was wrong.

Back from tangling with the Hammer of Kraa, the most brutal, trigger-happy tyrants in humanspace, Junior Lieutenant Michael Helfort is assigned to the Federated Worlds heavy cruiser Ishaq, which is struggling to rise to the threat posed by a newly resurgent Hammer. Aboard the floundering ship, Helfort is coming to grips with a painful injury and the unpleasant truth that nobody likes a young hero–least of all senior officers...