The Third Conspirator. Lowan, #17

Meet Lowan, a telepathic alien working as a private detective in the 1930s!Lowan and Marx face off with the third and final member of the insurance syndicate: Raymond Mercer-who proves to be the most elusive and dangerous of them all. In the shadowy corridors of a hospital steeped in secrets and death, Lowan finds himself drawn into a tangled web of medical malpractice that reaches to the highest levels of the hospital's management.
A series of unexplained patient deaths and a trail of forged medical records reveal a plot involving insurance fraud, poison, and secret identities. Before Lowan and Marx can find the answers, more witnesses are killed to hide the truth. The crimes carry Mercer's fingerprints, and yet he remains as invisible as a ghost. Undercover at the hospital, Lowan's relentless pursuit of justice pulls him deeper into a conspiracy that could cost him everything.
Hidden forces tighten their grip, but the truth remains just out of reach-until the next shocking twist. Will Lowan unravel the answers before he becomes the next casualty?S. E. Grosskopf's writing is strongly influenced by the old pulp fiction magazines and Golden Age radio dramas of the 1930s-1950s. If you like fast-paced action and mystery with a dash of urban fantasy and quirkiness, then you'll love these books.
This is the seventeenth book in the series. The books follow chronologically. Reading them in order is recommended.