Final answer:
The effect of the phrase 'bars of rage' in the given context signifies restraint and containment caused by intense anger.
Step-by-step explanation:
The phrase 'bars of rage' in the given context conveys a sense of restraint and containment. The image of 'bars' suggests a physical barrier or confinement, while 'rage' represents intense anger or fury. This combination implies that the person described is trapped or confined within their own anger and cannot see beyond it. The phrase highlights the overpowering nature of anger and its ability to limit one's perception and understanding.