Schoolboy held hostage by knifeman rescued

The video consists of brief, disjointed phrases that suggest a hurried or fragmented conversation. It starts with an abrupt departure, followed by expressions of surprise and a reference to a long duration. The video ends with a greeting and a mention of running around, indicating a sense of urgency or busyness.

What could be the context behind the greeting 'Hello.'?

What activities might be implied by the phrase 'Running around.'?