"After arresting Jessie Bains in Police Quest 1, Bonds is permanently promoted to the homicide division. He begins dating Marie Wilkans, who helped him in his undercover work in exchange for the dismissal of prostitution charges against her. Pretty soon, a dark shadow is cast over his happy life once more: When Bains is returned to Lytton for retrial, he manages to escape from prison, taking one of the guards as hostage using a makeshift knife..."
Source: Wikipedia, "Police_Quest_II:_The_Vengeance," available under the CC-BY-SA License.