They Don't Check Out by Aaron Thomas Milstead
SOME SPECIES OF cockroaches eat human eyelashes. In particular, they prefer to target babies, because their eyelashes contain important minerals and their tear ducts provide an ample supply of moisture.
As a professional pest exterminator, Clint Stern knows this and a million other facts about the insect world. After taking a job in a rundown apartment building, Clint encounters tenants more depraved and destructive than the pests he’s been hired to eliminate. He and the tenement share a forgotten past, and he realizes there is a darker reason he’s been called to this place. If Clint can’t decipher the reason he’s been lured here, chances are he’ll never check out.