When a wesen church is robbed, Nick and Monroe investigate its members for suspicious activity; a dangerous opponent targets Nick.
During the investigation of an accident site, Nick discovers a disease that is quickly spreading; Monroe and Rosalee come across an infected wesen; Capt. Renard gets a tip about a dangerous fugitive.
Angelina (Jaime Ray Newman) comes to town with bad news; Nick asks Hank for help keeping Monroe safe; Capt. Renard has a visit from a former acquaintance (Alice Evans).