Walter is an experienced detective investigating the murder of Jenny Hicks. During the investigation, he becomes romantically involved with the victim's acquaintance, Betty, which distracts him from the case. Walter starts to suspect the victim's husband Bugsy but later realizes Betty is the actual killer after noticing she is missing an earring matching one found at the crime scene. When confronted, Betty tries to kill Walter but fails due to her feelings for him. Walter then arrests Betty without sympathy and moves on to his next case.